CVE-2020-13354

Publication date 17 November 2020

Last updated 25 August 2025


Ubuntu priority

Cvss 3 Severity Score

4.3 · Medium

Score breakdown

Description

A potential DOS vulnerability was discovered in GitLab CE/EE starting with version 12.6. The container registry name check could cause exponential number of backtracks for certain user supplied values resulting in high CPU usage. Affected versions are: >=12.6, <13.3.9.

Read the notes from the security team

Status

Package Ubuntu Release Status
gitlab 20.10 groovy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes


alexmurray

Only affects GitLab CE/EE 12.6+

Severity score breakdown

Parameter Value
Base score 4.3 · Medium
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Access our resources on patching vulnerabilities