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CVE-2020-0796

Known Exploited (CISA KEV)CRITICAL
10.0
CVSS Severity Score
EPSS Score27.2930%
EPSS Percentile94.39th
PublishedMar 12, 2020
Last ModifiedOct 29, 2025

Vulnerability Description

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.

Affected Platforms (CPE)

💻
Microsoft

Windows 10 1903

All versions
💻
Microsoft

Windows 10 1903

All versions
💻
Microsoft

Windows 10 1903

All versions
💻
Microsoft

Windows 10 1909

All versions
💻
Microsoft

Windows 10 1909

All versions
💻
Microsoft

Windows 10 1909

All versions
💻
Microsoft

Windows Server 1903

All versions
💻
Microsoft

Windows Server 1909

All versions

References & Advisories

🔗 http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html
🔗 http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html
🔗 http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html
🔗 http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html
🔗 http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html
🔗 http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html
🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796
🔗 http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html

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