SB2025081327 - Privilege escalation in Microsoft Remote Access Point-to-Point Protocol (PPP) EAP-TLS 



SB2025081327 - Privilege escalation in Microsoft Remote Access Point-to-Point Protocol (PPP) EAP-TLS

Published: August 13, 2025

Security Bulletin ID SB2025081327
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Use-after-free (CVE-ID: CVE-2025-50159)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in Remote Access Point-to-Point Protocol (PPP) EAP-TLS. A remote user can trick a victim to open a specially crafted COM object like an .rtf file and gain elevated privileges on the target system.


Remediation

Install update from vendor's website.