Archiv für Dezember 2025

Mit der heutigen Verkündung des Gesetzes zur Umsetzung der NIS-2-Richtlinie und zur Regelung wesentlicher Grundzüge des Informationssicherheitsmanagements in der Bundesverwaltung tritt ab morgen eine umfassende Modernisierung des Cybersicherheitsrechts in Kraft.

Nation-State Attack or Compromised Government? [Guest Diary] An IP address associated with the Indonesian Government attacked one of our interns‘ honeypots. https://isc.sans.edu/diary/Nation-State%20Attack%20or%20Compromised%20Government%3F%20%5BGuest%20Diary%5D/32536 React Update Working exploits for the React vulnerability patched yesterday are not widely available Array Networks Array AG Vulnerablity A recently patched vulnerability in Array Networks Array AG VPN gateways is actively exploited. […]

Attempts to Bypass CDNs Our honeypots recently started receiving scans that included CDN specific headers. https://isc.sans.edu/diary/Attempts%20to%20Bypass%20CDNs/32532 React Vulnerability CVE-2025-55182 React patched a critical vulnerability in React server components. Exploitation is likely imminent. https://react.dev/blog/2025/12/03/critical-security-vulnerability-in-react-server-components Unveiling 3 PickleScan Vulnerabilities The PyTorch AI model security tool, PickleScan, has patched three critical vulnerabilities. https://jfrog.com/blog/unveiling-3-zero-day-vulnerabilities-in-picklescan/

Malware Analysis at a Glance Malware Name     BRICKSTORM Original Publication Dec. 4, 2025  Last Update Feb. 11, 2026  Executive Summary The Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), and Canadian Centre for Cyber Security (Cyber Centre) assess People’s Republic of China (PRC) state-sponsored cyber actors are using BRICKSTORM malware for long-term persistence […]

SmartTube Android App Compromise The key a developer used to sign the Android YouTube player SmartTube was compromised and used to publish a malicious version. https://github.com/yuliskov/SmartTube/issues/5131#issue-3670629826 https://github.com/yuliskov/SmartTube/releases/tag/notification Two Years, 17K Downloads: The NPM Malware That Tried to Gaslight Security Scanners Over the course of two years, a malicious NPM package was updated to evade detection […]

Hunting for SharePoint In-Memory ToolShell Payloads A walk-through showing how to analyze ToolShell payloads, starting with acquiring packets all the way to decoding embedded PowerShell commands. https://isc.sans.edu/diary/%5BGuest%20Diary%5D%20Hunting%20for%20SharePoint%20In-Memory%20ToolShell%20Payloads/32524 Android Security Bulletin December 2025 Google fixed numerous vulnerabilities with its December Android update. Two of these vulnerabilities are already being exploited. https://source.android.com/docs/security/bulletin/2025-12-01 4.3 Million Browsers Infected: Inside […]