GDM 3.24.1 Vulnerability: Unauthorized Screen Unlock via Autologin

CVE-2017-12164 · MEDIUM Severity

AV:L/AC:M/AU:N/C:C/I:C/A:C

A flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If autologin was enabled for a victim, an attacker could simply select 'login as another user' to unlock their screen.

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