Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

Published: 2024-03-28 | Updated: 2024-04-01

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-6371 CVE-2024-2818
CWE-ID	CWE-79 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Gitlab Community Edition Universal components / Libraries / Software for developers GitLab Enterprise Edition Universal components / Libraries / Software for developers
Vendor	GitLab, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU87876

Risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-6371

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Wiki page within Banzai pipeline. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 0.1.5 - 16.10.0

GitLab Enterprise Edition: 6.2.0 - 16.10.0

External links

http://about.gitlab.com/releases/2024/03/27/security-release-gitlab-16-10-1-released/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU87877