CVE-2023-2181

Severity Score

6.5

*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 affecting all versions before 15.9.8, 15.10.0 before 15.10.7, and 15.11.0 before 15.11.3. A malicious developer could use a git feature called refs/replace to smuggle content into a merge request which would not be visible during review in the UI.

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-04-19 CVE Reserved
2023-05-12 CVE Published
2024-05-18 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2181.json	Third Party Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/407859	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"				< 15.9.8 Search vendor "Gitlab" for product "Gitlab" and version " < 15.9.8"		-		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 15.10.0 < 15.10.7 Search vendor "Gitlab" for product "Gitlab" and version " >= 15.10.0 < 15.10.7"		-		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 15.11.0 < 15.11.3 Search vendor "Gitlab" for product "Gitlab" and version " >= 15.11.0 < 15.11.3"		-		Affected