4 articles tagged with "Windows Defender"
Security researcher Nightmare Eclipse releases fourth Microsoft Defender zero-day in months, granting SYSTEM privileges on patched Windows 10 and 11 systems. Here's what defenders need to know.
Huntress confirms hands-on-keyboard exploitation of all three Windows Defender zero-days. Microsoft patched BlueHammer, but RedSun and UnDefend remain unpatched as attackers chain them for SYSTEM access.
Frustrated researcher 'Chaotic Eclipse' releases RedSun, another Windows Defender privilege escalation exploit granting SYSTEM access. Microsoft has not yet patched this second zero-day.
Security researcher releases working proof-of-concept for BlueHammer, an unpatched Windows Defender privilege escalation flaw enabling SYSTEM access via TOCTOU and path confusion vulnerabilities.