CVE-2020-0796: Microsoft SMBv3 Remote Code Execution Vulnerability
In CISA’s Known Exploited Vulnerabilities catalog: Microsoft SMBv3 Remote Code Execution Vulnerability.
Added , federal remediation due . Known ransomware use: Known.
Required action: Apply updates per vendor instructions.
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'.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Microsoft: Windows 10 Version 1903 for 32-bit SystemsMicrosoft: Windows 10 Version 1903 for ARM64-based SystemsMicrosoft: Windows 10 Version 1903 for x64-based SystemsMicrosoft: Windows 10 Version 1909 for 32-bit SystemsMicrosoft: Windows 10 Version 1909 for ARM64-based SystemsMicrosoft: Windows 10 Version 1909 for x64-based SystemsMicrosoft: Windows Server, version 1903 (Server Core installation)Microsoft: Windows Server, version 1909 (Server Core installation)
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof… (opens in new tab)
- packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html (opens in new tab)
- packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalatio… (opens in new tab)
- packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html (opens in new tab)
- packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html (opens in new tab)
- packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Executio… (opens in new tab)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)