Medium severity · published Feb 7, 2024
CVE-2023-6840
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…
6.7
CVSS
0.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
Low
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
16.4.0 before 16.6.7; 16.7.0 before 16.7.5; 16.8.0 before 16.8.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6840
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6840
Issue Tracking
https://gitlab.com/gitlab-org/gitlab/-/issues/435500
Permissions Required
https://hackerone.com/reports/2280292
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