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CVE-2019-15315

Description

Valve Steam Client for Windows through 2019-08-16 allows privilege escalation (to NT AUTHORITY\SYSTEM) because local users can replace the current versions of SteamService.exe and SteamService.dll with older versions that lack the CVE-2019-14743 patch.

POC

Reference

No PoCs from references.

Github

- https://github.com/hazcod/security-slacker