CVE-2023-2620

Exposure of Sensitive Information to an Unauthorized Actor in GitLab

Severity Score

3.8

*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 CE/EE affecting all versions starting from 15.1 prior to 15.11.10, all versions from 16.0 prior to 16.0.6, all versions from 16.1 prior to 16.1.1. A maintainer could modify a webhook URL to leak masked webhook secrets by manipulating other masked portions. This addresses an incomplete fix for CVE-2023-0838.

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-05-10 CVE Reserved
2023-07-13 CVE Published
2024-07-19 EPSS Updated
2024-08-02 CVE Updated
2024-08-02 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://hackerone.com/reports/1976206	2024-08-02

URL	Date	SRC

URL	Date	SRC
https://gitlab.com/gitlab-org/gitlab/-/issues/410433	2023-07-20

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"				>= 15.1.0 < 15.11.10 Search vendor "Gitlab" for product "Gitlab" and version " >= 15.1.0 < 15.11.10"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 15.1.0 < 15.11.10 Search vendor "Gitlab" for product "Gitlab" and version " >= 15.1.0 < 15.11.10"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 16.0.0 < 16.0.6 Search vendor "Gitlab" for product "Gitlab" and version " >= 16.0.0 < 16.0.6"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 16.0.0 < 16.0.6 Search vendor "Gitlab" for product "Gitlab" and version " >= 16.0.0 < 16.0.6"		enterprise		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 16.1.0 < 16.1.1 Search vendor "Gitlab" for product "Gitlab" and version " >= 16.1.0 < 16.1.1"		community		Affected
Gitlab Search vendor "Gitlab"		Gitlab Search vendor "Gitlab" for product "Gitlab"				>= 16.1.0 < 16.1.1 Search vendor "Gitlab" for product "Gitlab" and version " >= 16.1.0 < 16.1.1"		enterprise		Affected