Microsoft Windows Client Server Runtime Subsystem (CSRSS) Privilege Escalation Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-07-12
• EPSS: 19% chance of exploitation in the next 30 days (higher than 97% of CVEs)

[ Description ]Official description

Windows Client Server Run-time Subsystem (CSRSS) Elevation of Privilege Vulnerability

CISA: Microsoft Windows CSRSS contains an unspecified vulnerability that allows for privilege escalation to SYSTEM privileges.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 2 Aug 2022): Apply updates per vendor instructions.

• Patch on msrc.microsoft.comVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD

[ References ]References

• msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22047PatchVendor Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource