SB2023091251 - Privilege escalation in Microsoft Streaming Service Proxy



SB2023091251 - Privilege escalation in Microsoft Streaming Service Proxy

Published: September 12, 2023 Updated: June 21, 2024

Security Bulletin ID SB2023091251
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2023-36802)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the Microsoft Streaming Service Proxy. A local user can trigger memory corruption and execute arbitrary code with SYSTEM privileges.

Note, the vulnerability is being actively exploited in the wild.


Remediation

Install update from vendor's website.