CVE-2023-21800 json
Windows Installer Elevation of Privilege Vulnerability
published 2023-02-14 3 y ago modified 2026-08-19 2 mo ago also EUVD-2023-25967
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
Windows Installer Elevation of Privilege Vulnerability
Patch / fix
- Microsoft Windows Server 2008 Service Pack 2 6.0.6003.21915
- Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.26366
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.26366
- Microsoft Windows Server 2008 Service Pack 2 6.0.6003.21915
- Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.21915
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
1.07% chance of exploitation in the next 30 days, higher than 64% 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 |
Affected products
- Microsoft Windows Server 2008 Service Pack 2
- 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)
Classification
- Weakness
-
- CWE-73 External Control of File Name or Path
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2023-21800
vendor-advisory, patch
Sources
- CVE List CVE-2023-21800
- NVD CVE-2023-21800
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.