Improper Authentication Affecting gdm3 package, versions <3.31.4+git20190225-1ubuntu1


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-UBUNTU2004-GDM3-578961
  • published6 Feb 2019
  • disclosed6 Feb 2019

Introduced: 6 Feb 2019

CVE-2019-3825  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 gdm3 to version 3.31.4+git20190225-1ubuntu1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gdm3 package and not the gdm3 package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire, at which time they would gain access to the logged-in user's session.