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CVE-2023-30530 : What You Need to Know

Learn about CVE-2023-30530 impacting Jenkins Consul KV Builder Plugin, exposing unencrypted HashiCorp Consul ACL Token. Find mitigation steps and long-term security practices here.

A security vulnerability, CVE-2023-30530, has been identified in the Jenkins Consul KV Builder Plugin that can potentially expose HashiCorp Consul ACL Token due to storing it unencrypted in the global configuration file.

Understanding CVE-2023-30530

This section delves into the details of CVE-2023-30530, highlighting its impact, technical aspects, and mitigation strategies.

What is CVE-2023-30530?

CVE-2023-30530 affects Jenkins Consul KV Builder Plugin versions 2.0.13 and earlier, allowing unauthorized users with access to the Jenkins controller file system to view the stored HashiCorp Consul ACL Token.

The Impact of CVE-2023-30530

The exposure of the unencrypted HashiCorp Consul ACL Token can lead to unauthorized access to critical systems and sensitive information, posing a significant security risk to organizations utilizing the affected plugin.

Technical Details of CVE-2023-30530

This section provides a deeper look into the vulnerability, affected systems, and the exploitation mechanism.

Vulnerability Description

Jenkins Consul KV Builder Plugin 2.0.13 and earlier store the HashiCorp Consul ACL Token in plaintext within the global configuration file, making it accessible to malicious actors with controller file system access.

Affected Systems and Versions

The vulnerability impacts Jenkins Consul KV Builder Plugin versions 2.0.13 and earlier, exposing installations leveraging these versions to the security risk.

Exploitation Mechanism

Exploitation of this vulnerability involves accessing the unencrypted Consul ACL Token from the global Jenkins controller configuration file, enabling unauthorized individuals to compromise sensitive data and system integrity.

Mitigation and Prevention

Safeguarding systems from CVE-2023-30530 requires immediate action and long-term security practices to mitigate risks effectively.

Immediate Steps to Take

Administrators should update the Jenkins Consul KV Builder Plugin to a secure version and ensure the HashiCorp Consul ACL Token is stored securely to prevent unauthorized access.

Long-Term Security Practices

Implementing secure coding practices, limiting access permissions, and conducting regular security audits can enhance the overall security posture and prevent similar vulnerabilities from arising.

Patching and Updates

Staying informed about security advisories, promptly applying patches, and keeping software up to date are crucial to mitigating security risks and protecting systems from potential exploits.

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