Microsoft Releases Fix For Critical Defender Zero-Day Flaw
Microsoft has released an emergency fix for a critical zero-day vulnerability in its Defender antivirus engine that allowed for privilege escalation. The patch was distributed automatically via security intelligence updates rather than a traditional OS update.
Why it matters
This vulnerability posed a significant security risk to Windows users, and the rapid, automated deployment highlights Microsoft's evolving approach to patching critical flaws.
Microsoft has released a security update to remediate a high-profile zero-day vulnerability in Microsoft Defender that allowed attackers to elevate privileges to NT AUTHORITY\SYSTEM , addressing a flaw that had remained publicly exposed for several weeks after a proof-of-concept exploit was released online.
The report provides technical details and industry context regarding the vulnerability and the company's response without bias.
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