Two Zero-Day Exploits Found After Someone Uploaded ‘Unarmed’ PoC to VirusTotal

Security researchers at Microsoft have unveiled details of two critical and important zero-day vulnerabilities that had recently been discovered after someone uploaded a malicious PDF file to VirusTotal, and get patched before being used in the wild.

In late March, researchers at ESET found a malicious PDF file on VirusTotal, which they shared with the security team at Microsoft “as a potential exploit for an unknown Windows kernel vulnerability.

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Source: The Hacker News