SB2014042903 - Input validation error in GNOME Display Manager
Published: April 29, 2014 Updated: August 10, 2020
Security Bulletin ID
SB2014042903
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2013-7273)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
GNOME Display Manager (gdm) 3.4.1 and earlier, when disable-user-list is set to true, allows local users to cause a denial of service (unable to login) by pressing the cancel button after entering a user name.
Remediation
Install update from vendor's website.