CVE-2020-0796

CRITICALCISA KEV

10.0

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'.

CVE Details

CVSS v3.1 Score10.0

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/12/2020

Last Modified10/29/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorMicrosoft

ProductSMBv3

Vulnerability NameMicrosoft SMBv3 Remote Code Execution Vulnerability

KEV Date Added2022-02-10

Remediation Due Date2022-08-10

Ransomware UseKnown

Affected Products

microsoft:windows_10_1903microsoft:windows_10_1909microsoft:windows_server_1903microsoft:windows_server_1909

Weaknesses (CWE)

CWE-119CWE-119

References

http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html(secure@microsoft.com)

http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html(secure@microsoft.com)

http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html(secure@microsoft.com)

http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html(secure@microsoft.com)

http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html(secure@microsoft.com)

http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html(secure@microsoft.com)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796(secure@microsoft.com)

http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html(af854a3a-2127-422b-91ae-364da2661108)

http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html(af854a3a-2127-422b-91ae-364da2661108)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.