GitLab 12.0 < 14.3.6 / 14.4 < 14.4.4 / 14.5 < 14.5.2 (CVE-2021-39941)

medium Nessus Plugin ID 187536

Synopsis

The version of GitLab installed on the remote host is affected by a vulnerability.

Description

The version of GitLab installed on the remote host is affected by a vulnerability, as follows:

- An information disclosure vulnerability in GitLab CE/EE versions 12.0 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed non-project members to see the default branch name for projects that restrict access to the repository to project members (CVE-2021-39941)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to GitLab version 14.3.6, 14.4.4, 14.5.2 or later.

See Also

http://www.nessus.org/u?659a345c

https://gitlab.com/gitlab-org/gitlab/-/issues/33864

https://hackerone.com/reports/706361

Plugin Details

Severity: Medium

ID: 187536

File Name: gitlab_cve-2021-39941.nasl

Version: 1.1

Type: combined

Agent: unix

Family: CGI abuses

Published: 1/3/2024

Updated: 5/17/2024

Configuration: Enable thorough checks

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2021-39941

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:gitlab:gitlab

Required KB Items: installed_sw/GitLab

Exploit Ease: No known exploits are available

Patch Publication Date: 12/6/2021

Vulnerability Publication Date: 12/6/2021

Reference Information

CVE: CVE-2021-39941