Microsoft January 2021 Patch Tuesday fixes 83 flaws, 1 zero-day


Zero-day and publicly disclosed vulnerabilities fixed

Microsoft fixed both a zero-day and a publicly disclosed vulnerability as part of the January 2021 security updates.

Microsoft states that they have fixed a zero-day Microsoft Defender remote code execution vulnerability with a CVE of CVE-2021-1647.

This zero-day vulnerability is fixed in Microsoft Malware Protection Engine version 1.1.17700.4 or later, as shown below.

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