Archiv für Oktober 2025

Phishing with Invisible Characters in the Subject Line Phishing emails use invisible UTF-8 encoded characters to break up keywords used to detect phishing (or spam). This is aided by mail clients not rendering some characters that should be rendered. https://isc.sans.edu/diary/A%20phishing%20with%20invisible%20characters%20in%20the%20subject%20line/32428 Apache Tomcat PUT Directory Traversal Apache released an update to Tomcat fixing a directory traversal […]

Für die Mail-Server-Produkte Microsoft Exchange Server 2016 und 2019 ist Mitte Oktober der Support des Herstellers ausgelaufen. Dennoch werden nach Informationen des BSI weiterhin über 30.000 MS-Exchange-Server in Deutschland mit diesen oder noch älteren Versionen und einem offen über das Internet erreichbaren Outlook Web Access betrieben.

BSI und ProPK veröffentlichen gemeinsame Checkliste, um Verbraucherinnen und Verbraucher über ihre Handlungsmöglichkeiten im Falle eines gehackten E-Mail-Kontos zu informieren.

Bytes over DNS Didiear investigated which bytes may be transmitted as part of a hostname in DNS packets, depending on the client resolver and recursive resolver constraints https://isc.sans.edu/diary/Bytes%20over%20DNS/32420 Unifi Access Vulnerability Unifi fixed a critical vulnerability in it s Access product https://community.ui.com/releases/Security-Advisory-Bulletin-056-056/ce97352d-91cd-40a7-a2f4-2c73b3b30191 OpenAI Atlas Omnibox Prompt Injection OpenAI s latest browser can be jailbroken by […]

Bilingual Phishing for Cloud Credentials Guy observed identical phishing messages in French and English attempting to phish cloud credentials https://isc.sans.edu/diary/Phishing%20Cloud%20Account%20for%20Information/32416 Kaitai Struct WebIDE The binary file analysis tool Kaitai Struct is now available in a web only version https://isc.sans.edu/diary/Kaitai%20Struct%20WebIDE/32422 WSUS Emergency Update Microsoft released an emergency patch for WSUS to fix a currently exploited critical […]

Infostealer Targeting Android Devices This infostealer, written in Python, specifically targets Android phones. It takes advantage of Termux to gain access to data and exfiltrates it via Telegram. https://isc.sans.edu/diary/Infostealer%20Targeting%20Android%20Devices/32414 Attackers exploit recently patched Adobe Commerce Vulnerability CVE-2025-54236 Six weeks after Adobe’s emergency patch, SessionReaper (CVE-2025-54236) has entered active exploitation. E-Commerce security company SanSec has detected […]