// For flags

CVE-2023-6840

Improper Access Control in GitLab

Severity Score

6.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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.

Se ha descubierto un problema en GitLab EE que afecta a todas las versiones desde 16.4 anterior a 16.6.7, 16.7 anterior a 16.7.5 y 16.8 anterior a 16.8.2 lo que permite a un fabricante cambiar el nombre de una rama protegida que omite la política de seguridad agregada para bloquear MR.

*Credits: Thanks [js_noob](https://hackerone.com/js_noob) for reporting this vulnerability through our HackerOne bug bounty program
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-12-15 CVE Reserved
  • 2024-02-07 CVE Published
  • 2024-03-05 EPSS Updated
  • 2024-09-18 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-284: Improper Access Control
CAPEC
References (0)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Gitlab
Search vendor "Gitlab"
 Gitlab
Search vendor "Gitlab" for product "Gitlab"
 >= 16.4.0 < 16.6.7
Search vendor "Gitlab" for product "Gitlab" and version " >= 16.4.0 < 16.6.7"
enterprise
Affected
Gitlab
Search vendor "Gitlab"
 Gitlab
Search vendor "Gitlab" for product "Gitlab"
 >= 16.7.0 < 16.7.5
Search vendor "Gitlab" for product "Gitlab" and version " >= 16.7.0 < 16.7.5"
enterprise
Affected
Gitlab
Search vendor "Gitlab"
 Gitlab
Search vendor "Gitlab" for product "Gitlab"
 >= 16.8.0 < 16.8.2
Search vendor "Gitlab" for product "Gitlab" and version " >= 16.8.0 < 16.8.2"
enterprise
Affected