CVE-2022-26925
Microsoft Windows LSA Spoofing Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 22 July 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Windows LSA Spoofing Vulnerability
- CVSS 3.1
- 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 10.72% probability · 96th percentile
- CISA KEV
- Listed 1 July 2022 · due 22 July 2022
- Weakness
- CWE-306
- Affected
- microsoft/windows 10 1507 · microsoft/windows 10 1607 · microsoft/windows 10 1809 · microsoft/windows 10 1909 · microsoft/windows 10 20h2 · microsoft/windows 10 21h1 · microsoft/windows 10 21h2 · microsoft/windows 11 21h2 · microsoft/windows 7 · microsoft/windows 8.1 · microsoft/windows rt 8.1 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016 · microsoft/windows server 2019 · microsoft/windows server 2022 · microsoft/windows server 20h2
- Source
- secure@microsoft.com
CISA notes
Apply remediation actions outlined in CISA guidance [https://www.cisa.gov/guidance-applying-june-microsoft-patch]. WARNING: This update is required on all Microsoft Windows endpoints but if deployed to domain controllers without additional configuration changes the update breaks PIV/CAC authentication. Read CISA implementation guidance carefully before deploying to domain controllers.; https://nvd.nist.gov/vuln/detail/CVE-2022-26925
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26925Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26925Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26925US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.