#VU63389 Improper access control in SSH - CVE-2022-30959

Vulnerability identifier: #VU63389

Vulnerability risk: Medium

CVSSv4.0: 5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-30959

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SSH
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in several HTTP endpoints. A remote user can connect to an attacker-specified SSH server and capture credentials stored in Jenkins.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

SSH: 0.1 - 2.6.1

---

External links
https://jenkins.io/security/advisory/2022-05-17/

---

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.