Privilege Escalation Vulnerability in GOG Galaxy 1.2.67

CVE-2020-11827 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

In GOG Galaxy 1.2.67, there is a service that is vulnerable to weak file/service permissions: GalaxyClientService.exe. An attacker can put malicious code in a Trojan horse GalaxyClientService.exe. After that, the attacker can re-start this service as an unprivileged user to escalate his/her privileges and run commands on the machine with SYSTEM rights.

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