CVE-2021-36942

Microsoft Windows Local Security Authority (LSA) Spoofing Vulnerability — Microsoft / Windows

Risk tier: Critical — known ransomware use

Description

Microsoft Windows Local Security Authority (LSA) contains a spoofing vulnerability allowing an unauthenticated attacker to call a method on the LSARPC interface and coerce the domain controller to authenticate against another server using NTLM.

NVD enrichment (full description, CVSS vector, CWEs) has not completed for this CVE yet — shown above is the CISA KEV short description only.

Scoring

  • CVSS: Not yet available
  • EPSS exploitation probability: Not yet available
  • EPSS percentile: Not yet available

CISA KEV status

  • Added to KEV: 2021-11-03
  • Remediation due date: 2021-11-17
  • Known ransomware campaign use: Known

All exploited vulnerabilities