VIR Vulnerability Intelligence Relay

CVE-2021-36934

unknown KEV
Published 2022-02-10 · Modified 2022-02-10
CVSS v3
—
CVSS v2
—
VIR risk
1.5

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.

CISA KEV

Vendor
Microsoft
Product
Windows
Due date
2022-02-24

Predictions

Exploit likelihood
99%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2021-36934

Exploits

References

Verify integrity in audit chain (admin only). AS-IS.