CVE-2022-0488 Denial of service in GitLab
An attacker can cause a denial of service by triggering a timeout via specific markdown block-quotes in GitLab.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-0488?
CVE-2022-0488 is a low-severity denial of service vulnerability in Gitlab Gitlab, published on 28 Mar 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
An issue has been discovered in GitLab CE/EE affecting all versions starting with version 8.10. It was possible to trigger a timeout on a page with markdown by using a specific amount of block-quotes.
Weakness: CWE-400
Which versions are affected by CVE-2022-0488?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 8.10.0 | 14.5.4, 14.6.4, 14.7.1 |
Products include Gitlab Gitlab.
How do I fix CVE-2022-0488?
Upgrade gitlab to a fixed version for your release line: 14.5.4, 14.6.4 or 14.7.1.
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-2022-0488 being exploited?
There is no known exploitation of CVE-2022-0488 in the wild and no public exploit code.
Other vulnerabilities in Gitlab Gitlab
- CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound
- CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal
- CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control
- CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution
- CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
Sources
Also known as BIT-gitlab-2022-0488, GHSA-c3j4-p4mf-9hj3, UBUNTU-CVE-2022-0488.