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CVE-2020-0796 — Microsoft SMBv3 Remote Code Execution Vulnerability

provenance: imported · CVE: CVE-2020-0796 · CWE: CWE-119

CVE-2020-0796: Microsoft SMBv3 Remote Code Execution Vulnerability

CISA Known Exploited Vulnerability (KEV)

Vendor / project Microsoft
Product SMBv3
Date added 2022-02-10
Due date 2022-08-10
Ransomware campaign use Known

Description

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server or client.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2020-0796

Weakness behind it

CISA records this vulnerability as an instance of CWE-119. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

  • NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-0796
  • KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

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