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CVE-2019-15315

nvd nist
Published: Aug 21, 2019Modified: Jun 17, 2026

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7.8
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

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.

Affected (1)

Valvesoftware
1 product
Steam Client
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Steam Client
Up to 2019-08-16
Running on/withPlatform Versions
Microsoft
Windows
All versions

Related CWEs

CWE-732
Incorrect Permission Assignment for Critical Resource
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

References (2)

Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.