CVE-2019-14743

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.

CVSS v3.0

6.6 MEDIUMCVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

0.62% chance of exploitation in the next 30 days, 47th percentile

Published

2019-08-07

Updated

2024-08-05

Proof-of-concept exploits (2)

• https://amonitoring.ru/article/steamclient-0day/
• https://habr.com/ru/company/pm/blog/462479/

References

• CVE Record
• NVD entry

Related

• CVE-2019-14737
• CVE-2019-14745
• CVE-2019-14715
• CVE-2019-14747
• CVE-2019-14696
• CVE-2019-14748