GitLab 10.5 < 16.4.3 / 16.5 < 16.5.3 / 16.6 < 16.6.1 (CVE-2023-4912)

medium Nessus Plugin ID 186658

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 issue has been discovered in GitLab EE affecting all versions starting from 10.5 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted mermaid diagram input.
(CVE-2023-4912)

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 16.4.3, 16.5.3, 16.6.1 or later.

See Also

http://www.nessus.org/u?1337e2b2

https://gitlab.com/gitlab-org/gitlab/-/issues/424882

https://hackerone.com/reports/2137421

Plugin Details

Severity: Medium

ID: 186658

File Name: gitlab_cve-2023-4912.nasl

Version: 1.3

Type: combined

Agent: unix

Family: CGI abuses

Published: 12/7/2023

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: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-4912

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:N/A:H

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: 11/30/2023

Vulnerability Publication Date: 11/30/2023

Reference Information

CVE: CVE-2023-4912

IAVA: 2023-A-0666-S