CVE-2020-0796

Summary

CVECVE-2020-0796
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-03-12 16:15:00 UTC
Updated2022-04-22 19:02:00 UTC
DescriptionA 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'.

Risk And Classification

EPSS: 0.998100000 probability, percentile 0.999570000 (date 2026-07-21)

CISA KEV: Listed on 2022-02-10; due 2022-08-10; ransomware use Known

Problem Types: CWE-119

CISA Known Exploited Vulnerability

VendorMicrosoft
ProductSMBv3
NameMicrosoft SMBv3 Remote Code Execution Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2020-0796

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows 10 1903 All All All
Operating System Microsoft Windows 10 1909 All All All
Operating System Microsoft Windows 10 1903 All All All
Operating System Microsoft Windows 10 1909 All All All
Operating System Microsoft Windows Server 2016 1903 All All All
Operating System Microsoft Windows Server 2016 1909 All All All
Operating System Microsoft Windows Server 2016 1903 All All All
Operating System Microsoft Windows Server 2016 1909 All All All

References

ReferenceSourceLinkTags
SMBleed / SMBGhost Pre-Authentication Remote Code Execution Proof Of Concept ≈ Packet Storm MISC packetstormsecurity.com
SMBv3 Compression Buffer Overflow ≈ Packet Storm MISC packetstormsecurity.com
Microsoft Windows SMBGhost Remote Code Execution ≈ Packet Storm MISC packetstormsecurity.com
Microsoft Windows 10 SMB 3.1.1 Local Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com
Microsoft Windows SMB 3.1.1 Remote Code Execution ≈ Packet Storm MISC packetstormsecurity.com Third Party Advisory
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796 MISC portal.msrc.microsoft.com Patch, Vendor Advisory
CoronaBlue / SMBGhost Microsoft Windows 10 SMB 3.1.1 Proof Of Concept ≈ Packet Storm MISC packetstormsecurity.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

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