CVE-2019-15316

Valve Steam Client for Windows through 2019-08-20 has weak folder permissions, leading to privilege escalation (to NT AUTHORITY\SYSTEM) via crafted use of CreateMountPoint.exe and SetOpLock.exe to leverage a TOCTOU race condition.
References
Configurations

Configuration 1 (hide)

AND
cpe:2.3:a:valvesoftware:steam_client:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-08-21 20:15

Updated : 2024-02-28 17:08


NVD link : CVE-2019-15316

Mitre link : CVE-2019-15316

CVE.ORG link : CVE-2019-15316


JSON object : View

Products Affected

valvesoftware

  • steam_client

microsoft

  • windows
CWE
CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

CWE-732

Incorrect Permission Assignment for Critical Resource