# CVE-2023-36802

Microsoft Streaming Service Proxy Elevation of Privilege Vulnerability

- Page: https://www.vulneraibility.com/cve/CVE-2023-36802
- CVSS: 7.8
- Known exploited: yes, in CISA KEV since 2023-09-12; CISA due date 2023-10-03
- EPSS: 27.91% (percentile 98.1)
- Unvetted proof-of-concept code on GitHub: 6 GitHub proofs of concept (first 2023-10-09)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-02-04)
- Weakness: CWE-416
- Published: 2023-09-12

## Affected versions

- Microsoft Windows 10 Version 1809: affected >= 10.0.17763.0 and < 10.0.17763.4851; >= 10.0.0 and < 10.0.17763.4851
- Microsoft Windows 10 Version 21H2: affected >= 10.0.19043.0 and < 10.0.19044.3448
- Microsoft Windows 10 Version 22H2: affected >= 10.0.19045.0 and < 10.0.19045.3448
- Microsoft Windows 11 version 21H2: affected >= 10.0.0 and < 10.0.22000.2416
- Microsoft Windows 11 version 22H2: affected >= 10.0.22621.0 and < 10.0.22621.2283
- Microsoft Windows Server 2019: affected >= 10.0.17763.0 and < 10.0.17763.4851
- Microsoft Windows Server 2019 (Server Core installation): affected >= 10.0.17763.0 and < 10.0.17763.4851
- Microsoft Windows Server 2022: affected >= 10.0.20348.0 and < 10.0.20348.1970

A version outside these ranges is not a statement that it is unaffected.

## References

- [advisory] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36802
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-36802

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.