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CVE-2019-14743

N/A
Published: August 7, 2019 at 02:05 PM UTC
Updated: June 17, 2026 at 02:18 AM UTC
1 product affected across 1 vendorSteam Client· also runs on 1 platform

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Severity
N/A
Exploit prediction
EPSS 0.6%

Description

In Valve Steam Client for Windows through 2019-08-07, HKLM\SOFTWARE\Wow6432Node\Valve\Steam has explicit "Full control" for the Users group, which allows local users to gain NT AUTHORITY\SYSTEM access.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Steam Client· Valvesoftware
95%
v ≤ 2019-08-07
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

x_refsource_MISCExploitPatchThird Party Advisory
Source: [email protected]
https://amonitoring.ru/article/steamclient-0day/
x_refsource_MISC
Source: [email protected]
https://github.com/alexanderbittner/steam-privesc/
x_refsource_MISCExploitPatchThird Party Advisory
Source: [email protected]
https://habr.com/ru/company/pm/blog/462479/

CVSS

7.2HIGH[email protected]
Confidentiality
COMPLETE
Integrity
COMPLETE
Availability
COMPLETE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-732

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