Description
An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user installs a game or performs a verify/repair operation. The issue exists because of weak file permissions and can be exploited by using opportunistic locks.
References (1)
Core 1
Core References
Third Party Advisory x_refsource_misc
http://daniels-it-blog.blogspot.com/2020/07/gog-galaxy-escalation-of-privileges.html
Scores
CVSS v3
7.8
EPSS
0.0008
EPSS Percentile
23.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-667
CWE-732
Status
published
Products (1)
gog/galaxy
2.0.17
Published
Jul 05, 2020
Tracked Since
Feb 18, 2026