Vulnerability identifier: #VU65843

Vulnerability risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-36881

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Git client
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected plugin does not perform SSH host key verification when connecting to Git repositories via SSH. A remote attacker can perform a man-in-the-middle (MitM) attack to intercept these connections

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Git client: 1.0.0 - 3.11.0

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External links
http://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1468
http://www.openwall.com/lists/oss-security/2022/07/27/1

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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.