Home/CVE/An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user installs a g
CVE

CVE-2020-15529

An issue was discovered in GOG Galaxy Client 2.0.17. Local escalation of privileges is possible when a user installs a g

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.

HIGH · CVSS 7.8 EPSS 0.00082
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-667Improper Locking
CWE-732Incorrect Permission Assignment for Critical Resource
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Affected Products & Versions

1
gog galaxyall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Jul 2020 · 01:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://daniels-it-blog.blogspot.com/2020/07/gog-galaxy-escalation-of-privileges.htmlThird Party Advisory
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