GitLabApplication

CVE-2019-6791

MEDIUM · 6.5 CVSS v3.1 Published 2019-09-09
Fix available
A fix is available. Upgrade to 11.5.8 / 11.6.6 or later.
See remediation →
71/100
Remediation priority · Elevated
Remotely reachable 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 Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. It has Incorrect Access Control (issue 3 of 3). When a project with visibility more permissive than the target group is imported, it will retain its prior visibility.

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 · high confidence

GitLab incorrectly retains a project's original visibility level during import when the target group has more restrictive visibility settings. This allows a project with permissive visibility (e.g., public/internal) to be imported into a private or restricted group while keeping its original, more permissive visibility, potentially exposing sensitive content.

MitigationUpgrade GitLab to version 11.5.8, 11.6.6, or 11.7.1 or later. Review existing imported projects to ensure visibility settings match intended group restrictions.

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:< 11.5.8>= 11.6.0, < 11.6.6>= 11.7.0, < 11.7.1

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
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

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

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. Verify GitLab version
    Check the installed GitLab version by visiting the GitLab instance (e.g., /-/about page or Admin Area > Settings > Metrics). Alternatively, run `gitlab-rake gitlab:env:info` on the server or check the package version.
    Affected if The installed version falls into any of these ranges: < 11.5.8, >= 11.6.0 and < 11.6.6, or >= 11.7.0 and < 11.7.1
  2. Identify imported projects
    Use the GitLab API or Rails console to list projects that were created via import operations. Look for projects with the `import_type` attribute set (e.g., 'github', 'gitlab_project', 'gitea', or other import sources).
    Affected if The instance has projects that were imported from external sources using GitLab's import functionality
  3. Compare project visibility to parent group
    For each imported project, query its `visibility` attribute and compare it to its parent group's `visibility` attribute. In GitLab API: GET /projects/:id and GET /groups/:id to retrieve visibility levels.
    Affected if An imported project has a more permissive visibility (public or internal) while its parent group has a more restrictive visibility (private or internal-only)
  4. Audit all imported projects for permissive visibility mismatches
    Run a script via GitLab Rails console: `Project.imported.where('visibility_level > ?', Group.find_by_id(project_id).try(:visibility_level))` or use the API to export all projects and cross-reference with their parent group visibility settings.
    Affected if Any imported project exists where the project visibility is more permissive than the visibility level of its containing group

You are affected if your GitLab version is below 11.5.8 (or 11.6.6/11.7.1 for respective branches) AND you have imported projects whose visibility is more permissive than their parent group's restrictive settings.

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.

From vendor data
Upgrade available Upgrade to 11.5.8 / 11.6.6 / 11.7.1 or later
Fixed in 11.5.811.6.611.7.1
Interim mitigation

Upgrade GitLab to version 11.5.8, 11.6.6, or 11.7.1 or later. Review existing imported projects to ensure visibility settings match intended group restrictions.

Fix this in GitLab Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing3.0 h
  • Review / QA1.0 h
10.0 hours of engineering $1,750
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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-2019-6791 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
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