SB2022021606 - Multiple vulnerabilities in Jenkins Pipeline: Groovy plugin

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) OS Command Injection (CVE-ID: CVE-2022-25173)

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to the affected plugin uses the same checkout directories for distinct SCMs when reading the script file (typically Jenkinsfile) for Pipelines. A remote user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) UNIX symbolic link following (CVE-ID: CVE-2022-25176)

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

The vulnerability exists due to the affected plugin follows symbolic links to locations outside of the checkout directory for the configured SCM when reading the script file (typically Jenkinsfile) for Pipelines. A remote user can create a specially crafted symbolic link to a critical file on the system and gain access to sensitive information.

3) Information disclosure (CVE-ID: CVE-2022-25180)

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

The vulnerability exists due to the affected plugin includes password parameters from the original build in replayed builds. A remote user can gain unauthorized access to sensitive information on the system.

Remediation

Install update from vendor's website.

References

• https://jenkins.io/security/advisory/2022-02-15/