CVE-2021-34557 – XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video ou …

Vuln ID: CVE-2021-34557

Published:  2021-06-10  16:15:08Z

Description: XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in update_screen_layout() allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video outputs.

Source: NVD.NIST.GOV