// For flags

CVE-2023-6736

Inefficient Regular Expression Complexity in GitLab

Severity Score

6.5
*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 starting from 11.3 before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted content in the CODEOWNERS file.

Se descubrió un problema en GitLab EE que afecta a todas las versiones desde 11.3 anteriores a 16.6.7, todas las versiones desde 16.7 anteriores a 16.7.5, todas las versiones desde 16.8 anteriores a 16.8.2. Era posible que un atacante provocara una denegación de servicio del lado del cliente utilizando contenido manipulado maliciosamente en el archivo CODEOWNERS.

*Credits: Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-12-12 CVE Reserved
  • 2024-02-07 CVE Published
  • 2024-03-05 EPSS Updated
  • 2024-10-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
  • CWE-1333: Inefficient Regular Expression Complexity
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"
 >= 11.3.0 < 16.7.6
Search vendor "Gitlab" for product "Gitlab" and version " >= 11.3.0 < 16.7.6"
enterprise
Affected
Gitlab
Search vendor "Gitlab"
 Gitlab
Search vendor "Gitlab" for product "Gitlab"
 >= 16.8.0 < 16.8.3
Search vendor "Gitlab" for product "Gitlab" and version " >= 16.8.0 < 16.8.3"
enterprise
Affected
Gitlab
Search vendor "Gitlab"
 Gitlab
Search vendor "Gitlab" for product "Gitlab"
 16.9.0
Search vendor "Gitlab" for product "Gitlab" and version "16.9.0"
enterprise
Affected