Cleartext transmission of sensitive information in Jenkins Repository Connector Plugin

1) Cleartext transmission of sensitive information

EUVDB-ID: #VU26035

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-2149

CWE-ID: CWE-319 - Cleartext Transmission of Sensitive Information

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to software uses insecure communication channel to transmit sensitive information. A remote attacker with ability to intercept network traffic can gain access to sensitive data.

Note: The affected plugin stores credentials in its global configuration file "org.jvnet.hudson.plugins.repositoryconnector.RepositoryConfiguration.xml" on the Jenkins master as part of its configuration.

Mitigation

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

Vulnerable software versions

Repository Connector: 0.5 - 1.2.6

CPE2.3

• cpe:2.3:a:jenkins:repository-connector:0.5:*:*:*:*:jenkins:*:*
• cpe:2.3:a:jenkins:repository-connector:0.6:*:*:*:*:jenkins:*:*
• cpe:2.3:a:jenkins:repository-connector:0.6.1:*:*:*:*:jenkins:*:*

External links

https://www.openwall.com/lists/oss-security/2020/03/09/1
https://jenkins.io/security/advisory/2020-03-09/#SECURITY-1520

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.