CVE-2023-4812

Improper Access Control in GitLab

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue has been discovered in GitLab EE affecting all versions starting from 15.3 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2. The required CODEOWNERS approval could be bypassed by adding changes to a previously approved merge request.

Se descubrió un problema en GitLab EE que afecta a todas las versiones desde 15.3 anteriores a 16.5.6, todas las versiones desde 16.6 anteriores a 16.6.4, todas las versiones desde 16.7 anteriores a 16.7.2. La aprobación requerida de CODEOWNERS podría omitirse agregando cambios a una solicitud de fusión previamente aprobada.

*Credits: Thanks [ali_shehab](https://hackerone.com/ali_shehab) for reporting this vulnerability through our HackerOne bug bounty program

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-09-06 CVE Reserved
2024-01-12 CVE Published
2024-01-19 EPSS Updated
2024-09-18 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-284: Improper Access Control

CAPEC

References (1)

URL	Tag	Source
https://gitlab.com/gitlab-org/gitlab/-/issues/424398	Broken Link

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"				>= 15.3.0 < 16.5.5 Search vendor "Gitlab" for product "Gitlab" and version " >= 15.3.0 < 16.5.5"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 15.3.0 < 16.5.5 Search vendor "Gitlab" for product "Gitlab" and version " >= 15.3.0 < 16.5.5"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 16.6.0 < 16.6.4 Search vendor "Gitlab" for product "Gitlab" and version " >= 16.6.0 < 16.6.4"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 16.6.0 < 16.6.4 Search vendor "Gitlab" for product "Gitlab" and version " >= 16.6.0 < 16.6.4"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				16.7.0 Search vendor "Gitlab" for product "Gitlab" and version "16.7.0"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				16.7.1 Search vendor "Gitlab" for product "Gitlab" and version "16.7.1"		enterprise		Affected