# CVE-2021-36934: A Microsoft Windows bug is being used in attacks

Status: Being used now (CISA KEV, added 2022-02-10)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Microsoft Windows (CVE-2021-36934) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2021-36934. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
If a Volume Shadow Copy (VSS) shadow copy of the system drive is available, users can read the SAM file which would allow any user to escalate privileges to SYSTEM level.

## Sources
- https://nvd.nist.gov/vuln/detail/CVE-2021-36934
- https://nvd.nist.gov/vuln/detail/CVE-2021-36934

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.