CVE-2022-1174 Denial of service in GitLab

Medium 4.3 Published 4 Apr 2022 Updated 2 Aug 2024

An attacker can cause high CPU usage and service disruption in GitLab by submitting specially crafted input to various features.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-1174?

CVE-2022-1174 is a medium-severity denial of service vulnerability in Gitlab Gitlab, published on 4 Apr 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A potential DoS vulnerability was discovered in Gitlab CE/EE versions 13.7 before 14.7.7, all versions starting from 14.8 before 14.8.5, all versions starting from 14.9 before 14.9.2 allowed an attacker to trigger high CPU usage via a special crafted input added in Issues, Merge requests, Milestones, Snippets, Wiki pages, etc.

Weakness: CWE-1284

Which versions are affected by CVE-2022-1174?

1 open source package ship an affected version, including gitlab. It affects 1 product.

Package	Affected	Fixed in
`gitlab` Bitnami	From `13.7.0`	`14.7.7, 14.8.5, 14.9.2`

Products include Gitlab Gitlab.

How do I fix CVE-2022-1174?

Upgrade gitlab to a fixed version for your release line: 14.7.7, 14.8.5 or 14.9.2.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-1174 being exploited?

There is no known exploitation of CVE-2022-1174 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2022-1174, GHSA-7p75-2h87-hjrc, UBUNTU-CVE-2022-1174.