Vulnerability identifier: #VU68571

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-43421

CWE-ID: CWE-862

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Tuleap Git Branch Source
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to the /tuleap-hook/ endpoint can be accessed without authentication. A remote attacker can trigger Tuleap projects whose configured repository matches the attacker-specified value.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Tuleap Git Branch Source: 1.0.0 - 3.2.4

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External links
http://www.jenkins.io/security/advisory/2022-10-19/#SECURITY-2852
http://www.openwall.com/lists/oss-security/2022/10/19/3

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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