CVE-2021-36927 json
Windows Digital TV Tuner device registration application Elevation of Privilege Vulnerability
published 2021-08-12 5 y ago modified 2026-08-10 2 mo ago also EUVD-2021-23503
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
Windows Digital TV Tuner device registration application Elevation of Privilege Vulnerability
Patch / fix
- Microsoft Windows 7 6.1.7601.25898
- Microsoft Windows 7 Service Pack 1 6.1.7601.25898
- Microsoft Windows 8.1 6.3.9600.20303
- Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.25898
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.25898
- Microsoft Windows Server 2008 Service Pack 2 6.0.6003.21416
- Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.21416
- Microsoft Windows Server 2012 6.2.9200.23645
- Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.23645
- Microsoft Windows Server 2012 R2 6.3.9600.20303
- Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.20303
Exploit prediction
0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Microsoft Windows 7
- Microsoft Windows 7 Service Pack 1
- Microsoft Windows 8.1
- Microsoft Windows Server 2008 R2 Service Pack 1
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
- Microsoft Windows Server 2008 Service Pack 2
- Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
- Microsoft Windows Server 2012
- Microsoft Windows Server 2012 (Server Core installation)
- Microsoft Windows Server 2012 R2
- Microsoft Windows Server 2012 R2 (Server Core installation)
Classification
- Weakness
-
- CWE-269 Improper Privilege Management
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2021-36927
vendor-advisory, patch
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2021-36927
patch, vendor-advisory
Sources
- CVE List CVE-2021-36927
- NVD CVE-2021-36927
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.