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CVE-2021-36934

Severity
HIGH
CVSS
7.8
EPSS
0.67252
Risk score
79.74
CISA KEV
Yes
PoC
No
Published
2022-02-10
Modified
2022-02-10
First seen
2026-08-07
Aliases
EUVD-2021-23510, GHSA-X4M2-PX5G-5Q55
Products
Microsoft:Windows, Microsoft:Windows 10 Version 1809 10.0.0 <10.0.17763.2114, Microsoft:Windows 10 Version 1909 10.0.0 <10.0.18363.1734, Microsoft:Windows 10 Version 2004 10.0.0 <10.0.19041.1165, Microsoft:Windows 10 Version 20H2 10.0.0 <10.0.19042.1165, Microsoft:Windows 10 Version 21H1 10.0.0 <10.0.19043.1165
Sources
euvd EUVD-2021-23510
cisa.gov CVE-2021-36934

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.

References