Posts of last few hours
A public proof-of-concept (PoC) repository has revealed a local privilege escalation zero-day vulnerability in GenDigital’s Avast Antivirus. This vulnerability allows an attacker to dump the Windows Security Account Manager (SAM) database and launch a shell running as NT AUTHORITY\SYSTEM. The researcher behind the repository, known as MSNightmare, claims that the issue affects fully patched installations […]
The post Avast Antivirus Zero-Day PoC Lets Attackers Dump SAM Database and Gain SYSTEM Shell appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
QR-code phishing, commonly known as quishing, is evolving beyond image-based payloads. Threat actors are now rendering scannable QR codes directly from HTML tables or text within email bodies, leaving no image attachment, embedded bitmap, or <img> element for traditional email scanners to inspect. The technique targets a structural blind spot in Secure Email Gateways (SEGs). […]
The post HTML-Rendered QR Phishing Evades Image Extraction and OCR-Based Email Scanning appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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