GitLab 13.0 < 14.2.6 / 14.3 < 14.3.4 / 14.4 < 14.4.1 (CVE-2021-39903)

medium Nessus Plugin ID 187439

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:

- In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings. (CVE-2021-39903)

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 14.2.6, 14.3.4, 14.4.1 or later.

See Also

http://www.nessus.org/u?4f60913a

https://gitlab.com/gitlab-org/gitlab/-/issues/300017

https://hackerone.com/reports/1086781

Plugin Details

Severity: Medium

ID: 187439

File Name: gitlab_cve-2021-39903.nasl

Version: 1.1

Type: combined

Agent: unix

Family: CGI abuses

Published: 1/2/2024

Updated: 5/17/2024

Configuration: Enable thorough checks

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2021-39903

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/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: 10/28/2021

Vulnerability Publication Date: 10/28/2021

Reference Information

CVE: CVE-2021-39903