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Microsoft Leaks Info on Wormable Windows SMBv3 CVE-2020-0796 Flaw

Severity

High

Analysis Summary

CVE-2020-0796

The vulnerability is due to an error when the SMBv3 handles maliciously crafted compressed data packets and it allows remote, unauthenticated attackers that exploit it to execute arbitrary code within the context of the application.

Impact

Remote code execution

Affected Vendors

Microsoft

Remediation

Block TCP port 445 where possible.