VDB
MSRC_CVE-2023-21687
MSRC_CVE-2023-21687
PUBLISHED
CVSS 5.5 MEDIUM
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Windows 11 version 21H2 for ARM64-based Systems 10.0.22621.1574 | ||
| Windows Server 2022 (Server Core installation) <10.0.20348.1547 | ||
| Windows Server 2022 10.0.20348.1547 | ||
| Windows Server 2022 <10.0.20348.1547 | ||
| Windows 11 version 21H2 for x64-based Systems 10.0.22621.1574 | ||
| Windows 11 Version 22H2 for ARM64-based Systems 10.0.22621.1265 | ||
| Windows 11 Version 22H2 for x64-based Systems <10.0.22621.1265 | ||
| Windows Server 2022 (Server Core installation) 10.0.20348.1547 | ||
| Windows 11 Version 22H2 for ARM64-based Systems <10.0.22621.1265 | ||
| Windows 11 version 21H2 for ARM64-based Systems <10.0.22621.1574 | ||
| Windows 11 version 21H2 for x64-based Systems <10.0.22621.1574 | ||
| Windows 11 Version 22H2 for x64-based Systems 10.0.22621.1265 |
Exploit Intelligence
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21687 (circl)
- https://msrc.microsoft.com/csaf/2023/msrc_cve-2023-21687.json (circl)
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 (circl)
- https://support.microsoft.com/lifecycle (circl)
- https://www.first.org/cvss (circl)
- https://support.microsoft.com/help/5022842 (circl)
- https://support.microsoft.com/help/5022921 (circl)
- https://support.microsoft.com/help/5022836 (circl)
- https://support.microsoft.com/help/5022845 (circl)
- cvrf.go (github-poc)
Timeline
- Feb 14, 2023 CVE Published
- Apr 20, 2026 Security Advisory
- Apr 20, 2026 Security Advisory
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21687 advisory
- https://msrc.microsoft.com/csaf/2023/msrc_cve-2023-21687.json advisory
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 url
- https://support.microsoft.com/lifecycle url
- https://www.first.org/cvss url
- https://support.microsoft.com/help/5022842 fix
- https://support.microsoft.com/help/5022921 fix
- https://support.microsoft.com/help/5022836 fix
- https://support.microsoft.com/help/5022845 fix