Vulnerability identifier: #VU46204

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-2239

CWE-ID: CWE-312

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Parameterized Remote Trigger
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a local user to gain access to sensitive information on the system.

The vulnerability exists due to the affected software stores a secret unencrypted in its global configuration file "org.jenkinsci.plugins.ParameterizedRemoteTrigger.RemoteBuildConfiguration.xml". A local user with access to the Jenkins controller file system can obtain this secret.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Parameterized Remote Trigger: 1.1 - 3.1.3

---

External links
http://www.openwall.com/lists/oss-security/2020/09/01/3
http://jenkins.io/security/advisory/2020-09-01/#SECURITY-1625

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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