SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-15529

Local escalation of privileges is possible when a user installs a game or performs a verify/repair operation.

HIGH 7.8EPSS 1.02%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.02%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.02% probability · 61th percentile
CISA KEV
Not listed
Weakness
CWE-667, CWE-732
Affected
gog/galaxy
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.