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GitLabApplication

CVE-2024-8124

HIGH · 7.5 CVSS v3.1 Published 2024-09-12
Fix available
A fix is available. Upgrade to 17.1.7 / 17.2.5 or later.
See remediation →
84/100
Remediation priority · High
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
An issue was discovered in GitLab CE/EE affecting all versions starting from 16.4 prior to 17.1.7, starting from 17.2 prior to 17.2.5, starting from 17.3 prior to 17.3.2 which could cause Denial of Service via sending a specific POST request.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

A Denial of Service vulnerability exists in GitLab CE/EE affecting versions 16.4 through 17.3.1. The issue can be triggered by sending a specific POST request, causing service disruption. The vulnerability is network-exploitable with CVSS 7.5 indicating high availability impact.

MitigationUpgrade GitLab to version 17.1.7, 17.2.5, or 17.3.2 or later. For installations on older branches, upgrade to the nearest patched version. Ensure staging/testing environment validation before production deployment.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
GitLabApplication
Affected:>= 16.4.0, < 17.1.7>= 17.2.0, < 17.2.5>= 17.3.0, < 17.3.2

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Check installed GitLab version
    Run `sudo gitlab-rake gitlab:version` or look in the GitLab admin area under Help > Version. Alternatively, check the gitlab-rails log for version information.
    Affected if The version number is 16.4.0 through 17.1.6, 17.2.0 through 17.2.4, or 17.3.0 through 17.3.1.
  2. Confirm GitLab web interface is accessible
    Attempt to access the GitLab instance via HTTP/HTTPS from a client machine or use `curl -I https://your-gitlab-host/` from the server itself.
    Affected if The web interface responds, indicating the service is network-accessible.
  3. Verify the vulnerable POST endpoint is reachable
    Send a GET request to the GitLab API or web endpoint to confirm the service accepts requests. This can be done with `curl -X GET https://your-gitlab-host/` and checking for a valid HTTP response.
    Affected if The endpoint returns a 200 or other valid HTTP status, confirming the service is accepting connections.
  4. Check GitLab is running and not already crashed
    Run `sudo gitlab-ctl status` or check if the Rails process is active via `ps aux | grep gitlab`. Alternatively, try accessing any GitLab page in a browser.
    Affected if The service is running but shows signs of instability or intermittent availability issues.

The environment is affected if GitLab is running version 16.4.0-17.1.6, 17.2.0-17.2.4, or 17.3.0-17.3.1 and is network-accessible, as the DoS can be triggered remotely via POST request.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 17.1.7 / 17.2.5 / 17.3.2 or later
Fixed in 17.1.717.2.517.3.2
Interim mitigation

Upgrade GitLab to version 17.1.7, 17.2.5, or 17.3.2 or later. For installations on older branches, upgrade to the nearest patched version. Ensure staging/testing environment validation before production deployment.

Recommended fix Moderate confidence

17.3.2 or later in the 17.x stable series

  1. Backup your GitLab instance data before upgrading
  2. Update your GitLab package repository to the latest available packages
  3. For Ubuntu/Debian: Run 'sudo apt-get update' and 'sudo apt-get install gitlab-ce' (or 'gitlab-ee')
  4. For RHEL/CentOS: Run 'sudo yum update gitlab-ce' (or 'gitlab-ee')
  5. Alternatively, use omnilus for RHEL-based: 'sudo yum install gitlab-17.3.2-ce'
  6. Run 'sudo gitlab-ctl reconfigure' after installation
  7. Verify the upgrade completed successfully with 'sudo gitlab-rake gitlab:env:info'
  8. Test that GitLab is operational and the vulnerable endpoint is no longer exploitable
Caveat Review GitLab 17.x release notes for any breaking changes between your current version and 17.3.2 before upgrading

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in GitLab Scoped from the published advisory
  • Consultation6.0 h
  • Implementation4.0 h
  • Testing8.0 h
  • Review / QA3.0 h
21.0 hours of engineering $3,660
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-8124 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data