SB2022021608 - Multiple vulnerabilities in Jenkins Pipeline: Multibranch plugin

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Main Vulnerability Database SB2022021608

SB2022021608 - Multiple vulnerabilities in Jenkins Pipeline: Multibranch plugin

Published: February 16, 2022

Security Bulletin ID SB2022021608
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) OS Command Injection (CVE-ID: CVE-2022-25175)

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

The vulnerability exists due to the affected plugin uses distinct checkout directories per SCM for the readTrusted step. 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-2022-25179)

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 files using the readTrusted step. A remote user can configure Pipelines permission to read arbitrary files on the Jenkins controller file system.


Remediation

Install update from vendor's website.

References