CVE-2020-0796
- State
- Published
- Severity
- 10.0 Critical
- Published
- Mar 12, 2020
- Updated
- Oct 1, 2026
- Reserved
- Nov 4, 2019
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'.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 10.0 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Affected Products
| Product | Versions |
|---|---|
Windows 10 Version 1903 for 32-bit SystemsMicrosoft |
|
Windows 10 Version 1903 for x64-based SystemsMicrosoft |
|
Windows 10 Version 1903 for ARM64-based SystemsMicrosoft |
|
Windows Server, version 1903 (Server Core installation)Microsoft |
|
Windows 10 Version 1909 for 32-bit SystemsMicrosoft |
|
Windows 10 Version 1909 for x64-based SystemsMicrosoft |
|
Windows 10 Version 1909 for ARM64-based SystemsMicrosoft |
|
Windows Server, version 1909 (Server Core installation)Microsoft |
|
References
- 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
- 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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796government-resource
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