GitLab 0.8.0 < 14.2.6 / 14.3 < 14.3.4 / 14.4 < 14.4.1 (CVE-2021-39908)

high Nessus Plugin ID 159926

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 starting from 0.8.0 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 certain Unicode characters can be abused to commit malicious code into projects without being noticed in merge request or source code viewer UI.
(CVE-2021-39908)

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?30ff3f47

https://gitlab.com/gitlab-org/gitlab/-/issues/337193

https://hackerone.com/reports/1280077

Plugin Details

Severity: High

ID: 159926

File Name: gitlab_cve-2021-39908.nasl

Version: 1.7

Type: combined

Agent: unix

Family: CGI abuses

Published: 4/20/2022

Updated: 10/23/2024

Configuration: Enable thorough checks

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-39908

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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: 4/1/2021

Vulnerability Publication Date: 4/1/2022

Reference Information

CVE: CVE-2021-39908

IAVA: 2021-A-0523-S