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CVE-2023-36802

Microsoft Streaming Service Proxy Elevation of Privilege Vulnerability

CVSS 7.8 HIGHEPSS 26.1%● KEVCWE-416
Vexday Risk Score
76High priority
SSVC decision (CISA)
Act
Exploitation + impact → act immediately
CVSS 7.8EPSS 26.1%KEV simPoC públicaPatch referenciado
Lifecycle
12 Sep 2023Active exploitation (CISA KEV)
12 Sep 2023Published on NVD
09 Oct 2023Public PoC
Recommendation: Patch as soon as possible — active exploitation confirmed.
In short

A flaw in Microsoft Streaming Service Proxy allows an attacker with local access to run code with higher privileges than their account normally allows. This is dangerous because it could let someone take complete control of the system.

Technical detail

Use-after-free vulnerability (CWE-416) in Microsoft Streaming Service Proxy enables local privilege escalation when an attacker exploits memory access patterns after object deallocation. Requires local access to the affected system; successful exploitation grants attacker elevated privileges comparable to system-level execution.

Summary generated and translated by AI from the official description.
Microsoft Streaming Service Proxy Elevation of Privilege Vulnerability
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
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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