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New SignDrop Exploit Can Abuse Windows Defender to Bypass Security Protections

SignDrop is a Windows zero-day that abuses CLFS security protections to let local attackers gain SYSTEM privileges and bypass defenses. The researcher Chaotic Eclipse, also known as INFINITE NIGHTMARE, MSNightmare, Nightmare-Eclipse, and MSNightmare…

Preview courtesy of Security Affairs. The full article opens on their site.

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