CVE-2022-23109 : Exploit Details and Defense Strategies

Jenkins HashiCorp Vault Plugin version 3.7.0 and earlier have a security vulnerability that exposes Vault credentials in Pipeline build logs and step descriptions when using Pipeline: Groovy Plugin 2.85 or later.

Understanding CVE-2022-23109

This CVE impacts Jenkins HashiCorp Vault Plugin users, allowing potential exposure of sensitive Vault credentials.

What is CVE-2022-23109?

CVE-2022-23109 affects Jenkins HashiCorp Vault Plugin versions up to 3.7.0, unveiling Vault credentials in Pipeline build logs and step descriptions.

The Impact of CVE-2022-23109

The vulnerability can lead to unauthorized access to sensitive Vault credentials, posing a significant security risk to affected systems.

Technical Details of CVE-2022-23109

The technical details of this CVE include:

Vulnerability Description

Jenkins HashiCorp Vault Plugin 3.7.0 and earlier fail to secure Vault credentials in Pipeline build logs and step descriptions.

Affected Systems and Versions

The vulnerability impacts versions of the HashiCorp Vault Plugin up to 3.7.0 and is especially critical when using Pipeline: Groovy Plugin 2.85 or later.

Exploitation Mechanism

Exploiting this CVE involves accessing Pipeline build logs or step descriptions to reveal sensitive Vault credentials.

Mitigation and Prevention

To address CVE-2022-23109, consider the following mitigation strategies:

Immediate Steps to Take

Upgrade Jenkins HashiCorp Vault Plugin to a version that includes a fix for the vulnerability.
Implement access controls to restrict unauthorized access to build logs and step descriptions.

Long-Term Security Practices

Regularly monitor and audit Pipeline build logs and step descriptions for any exposure of sensitive information.
Stay informed about security updates and patches provided by Jenkins.

Patching and Updates

Apply patches and updates released by Jenkins project to ensure the security of the HashiCorp Vault Plugin and prevent exposure of Vault credentials.