CVE-2023-6840 (GCVE-0-2023-6840)

Vulnerability from cvelistv5 – Published: 2024-02-07 22:02 – Updated: 2025-11-20 04:11
VLAI?
Title
Missing Authorization in GitLab
Summary
An issue has been discovered in GitLab EE affecting all versions from 16.4 prior to 16.6.7, 16.7 prior to 16.7.5, and 16.8 prior to 16.8.2 which allows a maintainer to change the name of a protected branch that bypasses the security policy added to block MR.
Severity ?
6.7 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
CWE
Assigner
References
https://gitlab.com/gitlab-org/gitlab/-/issues/435500 issue-tracking
https://hackerone.com/reports/2280292 technical-descriptionexploitpermissions-required
Impacted products
Vendor Product Version
GitLab GitLab Affected: 16.4 , < 16.6.7 (semver)
Affected: 16.7 , < 16.7.5 (semver)
Affected: 16.8 , < 16.8.2 (semver)
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
Thanks [js_noob](https://hackerone.com/js_noob) for reporting this vulnerability through our HackerOne bug bounty program
Show details on NVD website
To clipboard 

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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.