Zero-friction vulnerability management platform

Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.

Install Now

Available for macOS, Windows, and Linux

App screenshot

CVE-2020-27837

CVE information

Published

1 year ago

Last Modified

1 year ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

Medium

Impact Analysis

Description

A flaw was found in GDM in versions prior to 3.38.2.1. A race condition in the handling of session shutdown makes it possible to bypass the lock screen for a user that has autologin enabled, accessing their session without authentication. This is similar to CVE-2017-12164, but requires more difficult conditions to exploit..

CVSSv2.0 Score

Severity
Medium
Base Score
4.4/10
Exploit Score
3.4/10
Access Vector
Local
Access Complexity
Medium
Authentication Required
None
Impact Score
6.4/10
Confidentiality Impact
Partial
Availability Impact
Partial
Integrity Impact
Partial

CVSSv3.1 Score

Severity
Medium
Base Score
6.4/10
Exploit Score
0.5/10
Access Vector
Physical
Access Complexity
High
Privileges Required
None
Impact Score
5.9/10
Confidentiality Impact
High
Availability Impact
High
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:gnome:gnome_display_manager:*:*:*:*:*:*:*:*
  Yes
- 3.38.2.1