Daily August 2025

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Tageszusammenfassung - 07.08.2025
by Daily end-of-shift report 07 Aug '25

07 Aug '25

===================== = End-of-Day report = ===================== Timeframe: Mittwoch 06-08-2025 18:00 − Donnerstag 07-08-2025 18:00 Handler: Felician Fuchs Co-Handler: Guenes Holler ===================== = News = ===================== ∗∗∗ New Ghost Calls tactic abuses Zoom and Microsoft Teams for C2 operations ∗∗∗ --------------------------------------------- A new post-exploitation command-and-control (C2) evasion method called Ghost Calls abuses TURN servers used by conferencing apps like Zoom and Microsoft Teams to tunnel traffic through trusted infrastructure. --------------------------------------------- https://www.bleepingcomputer.com/news/security/new-ghost-calls-tactic-abuse… ∗∗∗ Wave of 150 crypto-draining extensions hits Firefox add-on store ∗∗∗ --------------------------------------------- A malicious campaign dubbed GreedyBear has snuck onto the Mozilla add-ons store, targeting Firefox users with 150 malicious extensions and stealing an estimated $1,000,000 from unsuspecting victims. --------------------------------------------- https://www.bleepingcomputer.com/news/security/wave-of-150-crypto-draining-… ∗∗∗ Critical Zero-Day Bugs Crack Open CyberArk, HashiCorp Password Vaults ∗∗∗ --------------------------------------------- Secrets managers hold all the keys to an enterprises kingdom. Two popular ones had longstanding, critical, unauthenticated RCE vulnerabilities. --------------------------------------------- https://www.darkreading.com/cybersecurity-operations/critical-zero-day-bugs… ∗∗∗ Researchers Uncover ECScape Flaw in Amazon ECS Enabling Cross-Task Credential Theft ∗∗∗ --------------------------------------------- Cybersecurity researchers have demonstrated an "end-to-end privilege escalation chain" in Amazon Elastic Container Service (ECS) that could be exploited by an attacker to conduct lateral movement, access sensitive data, and seize control of the cloud environment. --------------------------------------------- https://thehackernews.com/2025/08/researchers-uncover-ecscape-flaw-in.html ∗∗∗ How To Find SQL Injection Vulnerabilities in WordPress Plugins and Themes ∗∗∗ --------------------------------------------- SQL Injection (SQLi), a vulnerability almost as old as database-driven web applications themselves (CWE-89), persists as a classic example of failing to neutralize user-supplied input before its used in a SQL query. So why does this well-understood vulnerability type continue to exist? --------------------------------------------- https://www.wordfence.com/blog/2025/08/how-to-find-sql-injection-vulnerabil… ∗∗∗ New Promptware Attack Hijacks User’s Gemini AI Via Google Calendar Invite ∗∗∗ --------------------------------------------- Cybersecurity researchers demonstrate a new attack on Google Gemini AI for Workspace. Discover how a simple calendar invite can be used to perform phishing, steal emails, and even control home appliances. --------------------------------------------- https://hackread.com/promptware-attack-hijack-gemini-ai-google-calendar-inv… ∗∗∗ Unveiling a New Variant of the DarkCloud Campaign ∗∗∗ --------------------------------------------- In early July 2025, a new DarkCloud campaign was observed in the wild by Fortinet’s FortiGuard Labs team. It began with a phishing email containing an attached RAR archive. I subsequently investigated this campaign and conducted a step-by-step analysis. --------------------------------------------- https://feeds.fortinet.com/~/922857380/0/fortinet/blogs~Unveiling-a-New-Var… ∗∗∗ HTTP/1.1 must die: the desync endgame ∗∗∗ --------------------------------------------- Upstream HTTP/1.1 is inherently insecure and regularly exposes millions of websites to hostile takeover. Six years of attempted mitigations have hidden the issue, but failed to fix it. This paper introduces several novel classes of HTTP desync attack capable of mass compromise of user credentials. --------------------------------------------- https://portswigger.net/research/http1-must-die ∗∗∗ Malicious npm Packages Target WhatsApp Developers with Remote Kill Switch ∗∗∗ --------------------------------------------- Two npm packages masquerading as WhatsApp developer libraries include a kill switch that deletes all files if the phone number isn’t whitelisted. --------------------------------------------- https://socket.dev/blog/malicious-npm-packages-target-whatsapp-developers-w… ===================== = Vulnerabilities = ===================== ∗∗∗ 6,500 Axis Servers Expose Remoting Protocol, 4,000 in U.S. Vulnerable to Exploits ∗∗∗ --------------------------------------------- Cybersecurity researchers have disclosed multiple security flaws in video surveillance products from Axis Communications that, if successfully exploited, could expose them to takeover attacks. --------------------------------------------- https://thehackernews.com/2025/08/6500-axis-servers-expose-remoting.html ∗∗∗ Security updates for Thursday ∗∗∗ --------------------------------------------- Security updates have been issued by AlmaLinux (glibc, kernel, libxml2, python-requests, and python-setuptools), Debian (chromium), Fedora (chromium, firefox, gdk-pixbuf2, iputils, libsoup3, libssh, perl, perl-Devel-Cover, perl-PAR-Packer, polymake, and poppler), Gentoo (Composer and Spreadsheet-ParseExcel), Oracle (glibc, kernel, libxml2, python-setuptools, sqlite, and virt:rhel and virt-devel:rhel), Red Hat (libxml2), SUSE (grub2, libarchive, libgcrypt, and python311), and Ubuntu (cifs-utils and poppler). --------------------------------------------- https://lwn.net/Articles/1032861/ ∗∗∗ Erhöhte Bedrohungsaktivität gegen SonicWall Gen 7 Firewalls mit SSLVPN - Sofortmaßnahmen empfohlen ∗∗∗ --------------------------------------------- Update: 07. August 2025 Ergänzung von technischen Indikatoren für eine forensische Untersuchung möglicherweise betroffener Geräte sowie Informationen zu der angeblich relevanten Schwachstelle. --------------------------------------------- https://www.cert.at/de/warnungen/2025/8/erhohte-bedrohungsaktivitat-gegen-s… ∗∗∗ Sicherheitslücken: Angreifer können IBM Tivoli Monitoring crashen lassen ∗∗∗ --------------------------------------------- IBMs IT-Verwaltungssoftware Tivoli Monitoring ist verwundbar und Angreifer können an zwei Sicherheitslücken ansetzen. Ein Update zum Schließen der Lücken steht zum Download bereit. --------------------------------------------- https://heise.de/-10513072 ∗∗∗ EG4 Electronics EG4 Inverters ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-07 ∗∗∗ Dreame Technology iOS and Android Mobile Applications ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-06 ∗∗∗ Packet Power EMX and EG ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-05 ∗∗∗ Rockwell Automation Arena ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-04 ∗∗∗ Burk Technology ARC Solo ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-03 ∗∗∗ Johnson Controls FX80 and FX90 ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-02 ∗∗∗ Delta Electronics DIAView ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-01 -- CERT.at Daily mailing list Listinfo: https://lists.cert.at/cgi-bin/mailman/listinfo/daily

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Tageszusammenfassung - 06.08.2025
by Daily end-of-shift report 06 Aug '25

06 Aug '25

===================== = End-of-Day report = ===================== Timeframe: Dienstag 05-08-2025 18:00 − Mittwoch 06-08-2025 18:00 Handler: Felician Fuchs Co-Handler: Guenes Holler ===================== = News = ===================== ∗∗∗ Driver of destruction: How a legitimate driver is being used to take down AV processes ∗∗∗ --------------------------------------------- In an incident response case, Kaspersky experts discovered new malware that terminates AV processes by abusing the legitimate ThrottleStop driver. --------------------------------------------- https://securelist.com/av-killer-exploiting-throttlestop-sys/117026/ ∗∗∗ CISA Adds 3 D-Link Router Flaws to KEV Catalog After Active Exploitation Reports ∗∗∗ --------------------------------------------- The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three old security flaws impacting D-Link routers to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation in the wild. --------------------------------------------- https://thehackernews.com/2025/08/cisa-adds-3-d-link-router-flaws-to-kev.ht… ∗∗∗ CERT-UA Warns of HTA-Delivered C# Malware Attacks Using Court Summons Lures ∗∗∗ --------------------------------------------- The Computer Emergency Response Team of Ukraine (CERT-UA) has warned of cyber attacks carried out by a threat actor called UAC-0099 targeting government agencies, the defense forces, and enterprises of the defense-industrial complex in the country. --------------------------------------------- https://thehackernews.com/2025/08/cert-ua-warns-of-hta-delivered-c.html ∗∗∗ GenAI Used For Phishing Websites Impersonating Brazil’s Government ∗∗∗ --------------------------------------------- In this blog post, ThreatLabz explores a campaign that uses generative AI tools like DeepSite AI and BlackBox AI to create malicious replicas of Brazil's State Department of Traffic and Ministry of Education. --------------------------------------------- https://www.zscaler.com/blogs/security-research/genai-used-phishing-website… ∗∗∗ Kriminelle versenden gefälschte Zahlungsaufforderungen im Namen der WKO ∗∗∗ --------------------------------------------- Die Wirtschatfskammer Österreich (WKO) ist erneut Ziel einer Phishing-Attacke geworden. Aktuell kursiert eine betrügerische E-Mail, die vorgibt, von der WKO zu stammen. In der E-Mail wird der Eindruck erweckt, dass eine ausstehende Mitgliedsrechnung bezahlt werden müsse. Das Ziel der Attacke ist es, an persönliche Informationen und Log-in-Daten zu kommen. --------------------------------------------- https://www.watchlist-internet.at/news/kriminelle-versenden-gefaelschte-zah… ∗∗∗ Makop Ransomware Identified in Attacks in South Korea ∗∗∗ --------------------------------------------- AhnLab SEcurity intelligence Center (ASEC) recently identified cases of Makop ransomware attacks targeting South Korean users. The Makop ransomware has been distributed to South Korean users by disguising as resumes or emails related to copyrights for several years. Recently, it has been reported that the ransomware is exploiting RDP for attacks. --------------------------------------------- https://asec.ahnlab.com/en/89397/ ∗∗∗ The Cost of a Call: From Voice Phishing to Data Extortion ∗∗∗ --------------------------------------------- In June, one of Google’s corporate Salesforce instances was impacted by similar UNC6040 activity described in this post. Google responded to the activity, performed an impact analysis and began mitigations. The instance was used to store contact information and related notes for small and medium businesses. --------------------------------------------- https://cloud.google.com/blog/topics/threat-intelligence/voice-phishing-dat… ===================== = Vulnerabilities = ===================== ∗∗∗ Experience Manager: Adobe patcht 90 Tage nicht und bringt nun Notfallupdate ∗∗∗ --------------------------------------------- Da Proof-of-Concept-Code im Umlauf ist, könnten Angriffe auf Adobe Experience Manager bevorstehen. Angreifer können an zwei Sicherheitslücken [..] ansetzen, um Systeme zu attackieren. Die Schwachstellen sind seit April dieses Jahres bekannt, Sicherheitspatches gibt es aber erst jetzt. --------------------------------------------- https://www.heise.de/news/Experience-Manager-Adobe-patcht-90-Tage-nicht-und… ∗∗∗ Security updates for Wednesday ∗∗∗ --------------------------------------------- Security updates have been issued by AlmaLinux (kernel and python3.12-setuptools), Fedora (perl-Crypt-CBC and unbound), Gentoo (FontForge, GPL Ghostscript, Mozilla Network Security Service (NSS), and PAM), Oracle (gdk-pixbuf2, jq, kernel, mod_security, ncurses, python-requests, and python3-setuptools), Red Hat (python-requests and socat), SUSE (docker, kernel-livepatch-MICRO-6-0-RT_Update_2, kernel-livepatch-MICRO-6-0-RT_Update_4, kernel-livepatch-MICRO-6-0-RT_Update_5, kernel-livepatch-MICRO-6-0-RT_Update_6, kernel-livepatch-MICRO-6-0-RT_Update_7, kernel-livepatch-MICRO-6-0_Update_2, kernel-livepatch-MICRO-6-0_Update_4, kernel-livepatch-MICRO-6-0_Update_5, kernel-livepatch-MICRO-6-0_Update_6, kubeshark-cli, libgcrypt, pam-config, perl, python-requests, python311, and python313), and Ubuntu (linux-raspi). --------------------------------------------- https://lwn.net/Articles/1032700/ ∗∗∗ Docker: Sicherheitsalptraum MCP – sechs Lücken identifiziert ∗∗∗ --------------------------------------------- Die Containerplattform Docker warnt vor Sicherheitsrisiken, die sich durch die Nutzung von MCP-Quellen ergeben und Angreifern leichten Zugriff auf Dateien, Datenbanken, Netzwerk und Secrets eröffnen. Außerdem können die Täter weitreichend Befehle absetzen und schädlichen Code einschleusen. --------------------------------------------- https://heise.de/-10510262 ∗∗∗ Sicherheitsupdates: Root-Attacken auf Dell PowerProtect und Unity möglich ∗∗∗ --------------------------------------------- Um möglichen Attacken vorzubeugen, sollten Admins Dell PowerProtect Data Domain und Unity, UnityVSA sowie Unity XT auf den aktuellen Stand bringen. Geschieht das nicht, können Angreifer unter anderem mit Root-Rechten auf Instanzen zugreifen und diese kompromittieren. --------------------------------------------- https://heise.de/-10511706 ∗∗∗ JVN: Multiple vulnerabilities in Sato label printers CL4/6NX Plus and CL4/6NX-J Plus series ∗∗∗ --------------------------------------------- https://jvn.jp/en/jp/JVN16547726/ ∗∗∗ ZDI-25-771: Trend Micro Apex One Console Command Injection Remote Code Execution Vulnerability ∗∗∗ --------------------------------------------- http://www.zerodayinitiative.com/advisories/ZDI-25-771/ ∗∗∗ ZDI-25-807: (0Day) AOMEI Cyber Backup Missing Authentication for Critical Function Remote Code Execution Vulnerability ∗∗∗ --------------------------------------------- http://www.zerodayinitiative.com/advisories/ZDI-25-807/ ∗∗∗ Stable Channel Update for Desktop ∗∗∗ --------------------------------------------- http://chromereleases.googleblog.com/2025/08/stable-channel-update-for-desk… -- CERT.at Daily mailing list Listinfo: https://lists.cert.at/cgi-bin/mailman/listinfo/daily

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Tageszusammenfassung - 05.08.2025
by Daily end-of-shift report 05 Aug '25

05 Aug '25

===================== = End-of-Day report = ===================== Timeframe: Montag 04-08-2025 18:00 − Dienstag 05-08-2025 18:00 Handler: Felician Fuchs Co-Handler: Alexander Riepl ===================== = News = ===================== ∗∗∗ Android gets patches for Qualcomm flaws exploited in attacks ∗∗∗ --------------------------------------------- Google has released security patches for six vulnerabilities in Androids August 2025 security update, including two Qualcomm flaws exploited in targeted attacks. --------------------------------------------- https://www.bleepingcomputer.com/news/security/android-gets-patches-for-qua… ∗∗∗ Stealing Machine Keys for fun and profit (or riding the SharePoint wave) ∗∗∗ --------------------------------------------- About 10 days ago exploits for Microsoft SharePoint (CVE-2025-53770, CVE-2025-53771) started being publicly abused .. --------------------------------------------- https://isc.sans.edu/diary/Stealing+Machine+Keys+for+fun+and+profit+or+ridi… ∗∗∗ Antivirus vendors fail to spot persistent, nasty, stealthy Linux backdoor ∗∗∗ --------------------------------------------- Plague malware has been around for months without tripping alarms Updated Researchers at German infosec services company Nextron Threat have spotted malware that creates a highly-persistent Linux backdoor and say antivirus engines do not flag the code as malicious. --------------------------------------------- https://www.theregister.com/2025/08/05/plague_linux_backdoor/ ∗∗∗ CrowdStrike investigated 320 North Korean IT worker cases in the past year ∗∗∗ --------------------------------------------- Threat hunters saw North Korean operatives almost daily, reflecting a 220% year-over-year increase in activity, CrowdStrike said in a new report. --------------------------------------------- https://cyberscoop.com/crowdstrike-north-korean-operatives/ ∗∗∗ Mozilla: Phishing-Attacken auf Add-on-Entwickler beobachtet ∗∗∗ --------------------------------------------- Zurzeit haben es Kriminelle auf Add-on-Entwickler abgesehen, die Erweiterungen für Firefox erstellen. --------------------------------------------- https://www.heise.de/news/Mozilla-warnt-vor-Phishing-Attacken-auf-Add-on-En… ∗∗∗ From code to stolen wallets: How hackers are trapping AI development tools ∗∗∗ --------------------------------------------- When AI becomes a target At a time when AI technology is developing rapidly, AI has been increasingly integrated into our daily lives. However, due .. --------------------------------------------- https://blog.360totalsecurity.com/en/from-code-to-stolen-wallets-how-hacker… ∗∗∗ Achtung Fake-Shop: vorwerk-deutschland.de ∗∗∗ --------------------------------------------- Auf vorwerk-deutschland.de freuen sich viele Kund:innen über ein Schnäppchen. Der neue Thermomix TM7 wird dort zu einem günstigeren Preis angeboten. Doch Vorsicht: Es handelt sich um einen Fake-Shop, der nur Zahlung per Vorkasse akzeptiert. Wer hier bestellt, verliert sein Geld und erhält keine Ware. --------------------------------------------- https://www.watchlist-internet.at/news/achtung-fake-shop-vorwerk-deutschlan… ∗∗∗ Ukrainische Hacker erbeuteten Geheimdokumente über das neueste russische Atom-U-Boot ∗∗∗ --------------------------------------------- Die erbeuteten Daten umfassen Besatzungslisten, Einsatzdaten und Baupläne. Laut dem ukrainischen Geheimdienst wurden auch die Schwächen des U-Boots offengelegt --------------------------------------------- https://www.derstandard.at/story/3000000282244/ukrainische-hacker-erbeutete… ∗∗∗ Erhöhte Bedrohungsaktivität gegen SonicWall Gen 7 Firewalls mit SSLVPN - Sofortmaßnahmen empfohlen ∗∗∗ --------------------------------------------- SonicWall berichtet über eine deutliche Zunahme von Sicherheitsvorfällen in den letzten 96 Stunden, die Gen 7 SonicWall Firewalls mit aktiviertem SSLVPN betreffen. Die Bedrohungsaktivität wurde sowohl intern als auch von externen Organisationen und Unternehmen wie Arctic Wolf, Google Mandiant und Huntress gemeldet. Es ist noch nicht .. --------------------------------------------- https://www.cert.at/de/warnungen/2025/8/erhohte-bedrohungsaktivitat-gegen-s… ∗∗∗ From Bing Search to Ransomware: Bumblebee and AdaptixC2 Deliver Akira ∗∗∗ --------------------------------------------- Bumblebee malware has been an initial access tool used by threat actors since late 2021. In 2023 the malware was first reported as using SEO poisoning as a delivery .. --------------------------------------------- https://thedfirreport.com/2025/08/05/from-bing-search-to-ransomware-bumbleb… ∗∗∗ Cursor IDE: Persistent Code Execution via MCP Trust Bypass ∗∗∗ --------------------------------------------- Check Point Research uncovered a persistent remote code execution vulnerability in Cursor, a fast-growing AI-powered coding platform trusted by developers worldwide. MCP Vulnerability Cursor allows attackers to gain long-term, silent access to .. --------------------------------------------- https://blog.checkpoint.com/research/cursor-ide-persistent-code-execution-v… ∗∗∗ Vietnamese-speaking hackers appear to be running global data theft operation through Telegram ∗∗∗ --------------------------------------------- A combination of phishing lures, a previously spotted infostealer and Telegram bots are fueling a campaign by apparent Vietnamese-speaking hackers to capture and sell sensitive data globally. --------------------------------------------- https://therecord.media/pxa-infostealer-telegram-bots-vietnamese-speaking-h… ∗∗∗ Neue Insights zum SharePoint-Gate: Mitarbeiter aus China für die Wartung ∗∗∗ --------------------------------------------- Seit dem SharePoint-Desaster im Juli 2025, bei dem Schwachstellen angegriffen wurden, gibt es fast jeden Tag neue Enthüllungen. Es wurde spekuliert, dass mutmaßlich chinesische Hacker vorab auf interne .. --------------------------------------------- https://www.borncity.com/blog/2025/08/05/neue-insights-zum-sharepoint-gate-… ∗∗∗ Microsoft Recall erfasst weiterhin (Juli 2025) Kreditkartendaten und Passwörter ∗∗∗ --------------------------------------------- Ist es eine Überraschung? Nein, keine Überraschung, sondern zu erwarten. Die Spionagefunktion Recall, die Microsoft auf die Windows-Systeme drückt, erfasst weiterhin Sensitives wie Kreditkartendaten und Passwörter. Und dies, .. --------------------------------------------- https://www.borncity.com/blog/2025/08/05/microsoft-recall-erfasst-weiterhin… ∗∗∗ Detection Engineering: Practicing Detection-as-Code – Validation – Part 3 ∗∗∗ --------------------------------------------- In this part, we focus on implementing validation checks to improve consistency and ensure a minimum level of quality within the detection repository. Setting up validation pipelines is a key step, as it helps enforce the defined standards, reduce errors, and ensure that detections are reliable and consistent. --------------------------------------------- https://blog.nviso.eu/2025/08/05/detection-engineering-practicing-detection… -- CERT.at Daily mailing list Listinfo: https://lists.cert.at/cgi-bin/mailman/listinfo/daily

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Tageszusammenfassung - 04.08.2025
by Daily end-of-shift report 04 Aug '25

04 Aug '25

===================== = End-of-Day report = ===================== Timeframe: Freitag 01-08-2025 18:00 − Montag 04-08-2025 18:00 Handler: Felician Fuchs Co-Handler: Alexander Riepl ===================== = News = ===================== ∗∗∗ Pi-hole discloses data breach triggered by WordPress plugin flaw ∗∗∗ --------------------------------------------- Pi-hole, a popular network-level ad-blocker, has disclosed that donor names and email addresses were exposed through a security vulnerability in the GiveWP WordPress donation plugin. --------------------------------------------- https://www.bleepingcomputer.com/news/security/pi-hole-discloses-data-breac… ∗∗∗ Mozilla warns of phishing attacks targeting add-on developers ∗∗∗ --------------------------------------------- Mozilla has warned browser extension developers of an active phishing campaign targeting accounts on its official AMO (addons.mozilla.org) repository. --------------------------------------------- https://www.bleepingcomputer.com/news/security/mozilla-warns-of-phishing-at… ∗∗∗ New Plague Linux malware stealthily maintains SSH access ∗∗∗ --------------------------------------------- A newly discovered Linux malware, which has evaded detection for over a year, allows attackers to gain persistent SSH access and bypass authentication on compromised systems. --------------------------------------------- https://www.bleepingcomputer.com/news/security/new-plague-malware-backdoors… ∗∗∗ Exchange: China wirft den USA Militär-Hacking vor ∗∗∗ --------------------------------------------- China beschuldigt US-Geheimdienste, über ein Jahr lang Microsoft Exchange-Schwachstellen ausgenutzt zu haben, um Militärdaten zu stehlen. --------------------------------------------- https://www.golem.de/news/exchange-china-wirft-den-usa-militaer-hacking-vor… ∗∗∗ CISA roasts unnamed critical national infrastructure body for shoddy security hygiene ∗∗∗ --------------------------------------------- Plaintext passwords, shared admin accounts, and insufficient logging rampant at mystery org CISA is using the findings from a recent probe of an unidentified critical infrastructure organization to warn about the dangers of getting cybersecurity seriously wrong. --------------------------------------------- https://go.theregister.com/feed/www.theregister.com/2025/08/02/cisa_coast_g… ∗∗∗ Lazarus Group rises again, this time with malware-laden fake FOSS ∗∗∗ --------------------------------------------- Software supply chain management vendor Sonatype last week published research in which it claimed that Lazarus Group has created hundreds of “shadow downloads” that appear to be popular open source software development tools but are full of malware. --------------------------------------------- https://go.theregister.com/feed/www.theregister.com/2025/08/04/infosec_in_b… ∗∗∗ Gefälschte Rückerstattungs-Mails im Namen der WKO ∗∗∗ --------------------------------------------- Derzeit werden E-Mails mit dem Betreff „Ihr möglicher Erstattungsbetrag von bis zu 476 Euro“ an zahlreiche Mitglieder der Wirtschaftskammer Österreich (WKO) versendet. Darin wird behauptet, dass möglicherweise ein Rückerstattungsanspruch der Mitgliederbeiträge besteht, den man über einen Link prüfen kann. Achtung: Der Link führt zu einer betrügerischen Website, auf der persönliche Daten gestohlen werden. --------------------------------------------- https://www.watchlist-internet.at/news/betruegerische-e-mails-zu-rueckersta… ∗∗∗ Akira Ransomware Exploiting Potential Zero-Day in SonicWall SSL VPN ∗∗∗ --------------------------------------------- Artic Wolf also suggest that the attacks could be exploiting an undetermined security flaw in the appliances, meaning a Zero-Day vulnerability, given that some of the incidents affected SonicWall devices which were fully patched. --------------------------------------------- https://www.truesec.com/hub/blog/akira-ransomware-exploiting-potential-zero… ∗∗∗ Doch Sicherheitsvorfall bei Logitech-Partnerliste ∗∗∗ --------------------------------------------- Es hat einen Sicherheitsvorfall bei einem Dienstleister gegeben, der für die Firma Logitech die Logitech-Partner betreut. Logitech-Partner erhielten die Tage eine Betrugs-Mail, die vor dem Risiko eines Angriffs auf eine MetaMask-Wallet warnte, aber einen Phishing-Link enthielt. --------------------------------------------- https://www.borncity.com/blog/2025/08/03/doch-sicherheitsvorfall-bei-logite… ∗∗∗ New Attack Uses Windows Shortcut Files to Install REMCOS Backdoor ∗∗∗ --------------------------------------------- Security firm Point Wild has exposed a new malware campaign using malicious LNK files to install the REMCOS backdoor. This report details how attackers disguise files to gain full system control. --------------------------------------------- https://hackread.com/attack-windows-shortcut-files-install-remcos-backdoor/ ∗∗∗ When Flatpak’s Sandbox Cracks: Real‑Life Security Issues Beyond the Ideal ∗∗∗ --------------------------------------------- Flatpak’s sandbox model is robust in design, but imperfect in deployment. Sandboxes dissolved through misconfiguration, vulnerabilities like CVE‑2024‑32462, and symlink exploits illustrate the friction between ideal and actual protection. --------------------------------------------- https://www.linuxjournal.com/content/when-flatpaks-sandbox-cracks-real-life… ===================== = Vulnerabilities = ===================== ∗∗∗ Sicherheitsupdate: Phishingangriffe auf IBM Operational Decision Manager möglich ∗∗∗ --------------------------------------------- IBMs Businesstool Operational Decision Manager ist verwundbar. In aktuellen Versionen haben die Entwickler zwei Sicherheitslücken geschlossen. --------------------------------------------- https://www.heise.de/news/Sicherheitsupdate-Phishingangriffe-auf-IBM-Operat… ∗∗∗ Security updates for Monday ∗∗∗ --------------------------------------------- Security updates have been issued by AlmaLinux (java-21-openjdk, kernel, libxml2, and lz4), Debian (exempi, ruby-graphql, and sope), Fedora (binutils, chromium, gdk-pixbuf2, libsoup3, poppler, and reposurgeon), Mageia (glib2.0 and wxgtk), Oracle (jackson-annotations, jackson-core, jackson-databind, jackson-jaxrs-providers, and jackson-modules-base and libxml2), Red Hat (kernel, pandoc, pcs, qemu-kvm, redis, and rsync), SUSE (chromedriver, coreutils, cosign, docker, gdk-pixbuf-devel, glib2, gnutls, grub2, gstreamer-plugins-base, helm, ignition, java-21-openjdk, jbigkit, jq, kernel, kubernetes1.28, kwctl, libxml2, nvidia-open-driver-G06-signed, opensc, pam-config, protobuf, python310, tgt, and valkey), and Ubuntu (linux-iot). --------------------------------------------- https://lwn.net/Articles/1032371/ ∗∗∗ Breaking NVIDIA Triton: CVE-2025-23319 - A Vulnerability Chain Leading to AI Server Takeover ∗∗∗ --------------------------------------------- Wiz Research discovers a critical vulnerability chain allowing unauthenticated attackers to take over NVIDIAs Triton Inference Server. --------------------------------------------- https://www.wiz.io/blog/nvidia-triton-cve-2025-23319-vuln-chain-to-ai-server ∗∗∗ Critical Vulnerability in NestJS Devtools: Localhost RCE via Sandbox Escape ∗∗∗ --------------------------------------------- A flawed sandbox in @nestjs/devtools-integration lets attackers run code on your machine via CSRF, leading to full Remote Code Execution (RCE). --------------------------------------------- https://socket.dev/blog/nestjs-rce-vuln ∗∗∗ VU#317469: Partner Software/Partner Web does not sanitize Report files and Note content, allowing for XSS and RCE ∗∗∗ --------------------------------------------- https://kb.cert.org/vuls/id/317469 ∗∗∗ WebKitGTK and WPE WebKit Security Advisory WSA-2025-0005 ∗∗∗ --------------------------------------------- https://webkitgtk.org/security/WSA-2025-0005.html -- CERT.at Daily mailing list Listinfo: https://lists.cert.at/cgi-bin/mailman/listinfo/daily

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Tageszusammenfassung - 01.08.2025
by Daily end-of-shift report 01 Aug '25

01 Aug '25

===================== = End-of-Day report = ===================== Timeframe: Donnerstag 31-07-2025 18:00 − Freitag 01-08-2025 18:00 Handler: Guenes Holler Co-Handler: Michael Schlagenhaufer ===================== = News = ===================== ∗∗∗ Microsoft to disable Excel workbook links to blocked file types ∗∗∗ --------------------------------------------- Microsoft has announced that it will start disabling external workbook links to blocked file types by default between October 2025 and July 2026. [..] After the rollout, Excel workbooks referencing blocked file types will display a #BLOCKED error or fail to refresh, eliminating security risks associated with accessing unsupported or high-risk file types, including, but not limited to, phishing attacks that utilize workbooks to redirect targets to malicious payloads. --------------------------------------------- https://www.bleepingcomputer.com/news/microsoft/microsoft-to-disable-extern… ∗∗∗ Kali Linux can now run in Apple containers on macOS systems ∗∗∗ --------------------------------------------- Cybersecurity professionals and researchers can now launch Kali Linux in a virtualized container on macOS Sequoia using Apples new containerization framework. --------------------------------------------- https://www.bleepingcomputer.com/news/security/kali-linux-can-now-run-in-ap… ∗∗∗ Experts Detect Multi-Layer Redirect Tactic Used to Steal Microsoft 365 Login Credentials ∗∗∗ --------------------------------------------- Cybersecurity researchers have disclosed details of a new phishing campaign that conceals malicious payloads by abusing link wrapping services from Proofpoint and Intermedia to bypass defenses. --------------------------------------------- https://thehackernews.com/2025/07/experts-detect-multi-layer-redirect.html ∗∗∗ Attackers Use Fake OAuth Apps with Tycoon Kit to Breach Microsoft 365 Accounts ∗∗∗ --------------------------------------------- Cybersecurity researchers have detailed a new cluster of activity where threat actors are impersonating enterprises with fake Microsoft OAuth applications to facilitate credential harvesting as part of account takeover attacks. "The fake Microsoft 365 applications impersonate various companies, including RingCentral, SharePoint, Adobe, and Docusign," Proofpoint said in a Thursday report. --------------------------------------------- https://thehackernews.com/2025/08/attackers-use-fake-oauth-apps-with.html ∗∗∗ Huawei, at the heart of the Post outage ∗∗∗ --------------------------------------------- The cyberattack that hit Post (and Luxembourg) last week is believed to have targeted Huawei routers and their operating software. The presence of the Chinese giant at the heart of the infrastructure raises questions. The public company says it is reserving its answers for the MPs and ministers who will meet this Thursday at 10am in parliament. --------------------------------------------- https://en.paperjam.lu/article/huawei-at-the-heart-of-the-post-outage ∗∗∗ CISA Releases Open-Source Eviction Strategies Tool for Cyber Incident Response ∗∗∗ --------------------------------------------- “How an organization approaches remediation and eviction of an incident is critically important to a successful response effort. Over the years, we have seen organizations struggle with identifying the right steps to take and the correct sequencing of actions to properly evict advanced adversaries from their enterprises,” said Jermaine Roebuck, Associate Director for Threat Hunting, CISA. “This tool will level the playing field by making it easier for IT staff and cyber defenders to coordinate efforts and achieve a successful eviction. I encourage public and private sector organizations to incorporate this capability into their incident response plans.” --------------------------------------------- https://www.cisa.gov/news-events/news/cisa-releases-open-source-eviction-st… ∗∗∗ CISA and USCG Issue Joint Advisory to Strengthen Cyber Hygiene in Critical Infrastructure ∗∗∗ --------------------------------------------- CISA, in partnership with the U.S. Coast Guard (USCG), released a joint Cybersecurity Advisory aimed at helping critical infrastructure organizations improve their cyber hygiene. [..] CISA and USCG are sharing their findings and associated mitigations to assist other critical infrastructure organizations identify potential similar issues and take proactive measures to improve their cybersecurity posture. The mitigations include best practices such as not storing passwords or credentials in plaintext, avoiding sharing local administrator account credentials, and implementing comprehensive logging. --------------------------------------------- https://www.cisa.gov/news-events/alerts/2025/07/31/cisa-and-uscg-issue-join… ===================== = Vulnerabilities = ===================== ∗∗∗ Security updates for Friday ∗∗∗ --------------------------------------------- Security updates have been issued by AlmaLinux (firefox and thunderbird), Debian (libcommons-lang-java, node-form-data, redis, and sope), Fedora (chromium), Mageia (slurm), Oracle (apache-commons-beanutils, firefox, kernel, redis:6, and thunderbird), Red Hat (kernel, kernel-rt, libxml2, and redis), SUSE (chromium, docker, ffmpeg-7, gnutls, kubevirt, virt-api-container, virt-controller-container, virt-exportproxy-container, virt-exportserver-container, virt-handler-container, virt-launcher-container, virt-libguestfs-t, libgcrypt, rav1e, and sccache), and Ubuntu (linux-lowlatency, linux-lowlatency-hwe-6.8). --------------------------------------------- https://lwn.net/Articles/1032174/ ∗∗∗ WordPress Vulnerability & Patch Roundup — July 2025 ∗∗∗ --------------------------------------------- https://blog.sucuri.net/2025/07/wordpress-vulnerability-patch-roundup-july-… ∗∗∗ Rockwell Automation Lifecycle Services with VMware ∗∗∗ --------------------------------------------- https://www.cisa.gov/news-events/ics-advisories/icsa-25-212-02 -- CERT.at Daily mailing list Listinfo: https://lists.cert.at/cgi-bin/mailman/listinfo/daily

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