CVE-2022-23111 Explained : Impact and Mitigation

A Cross-Site Request Forgery (CSRF) vulnerability in Jenkins Publish Over SSH Plugin 1.22 and earlier versions could allow attackers to connect to an attacker-specified SSH server with attacker-specified credentials.

Understanding CVE-2022-23111

This section provides insight into the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2022-23111?

The CVE-2022-23111 vulnerability involves a CSRF issue in the Jenkins Publish Over SSH Plugin versions 1.22 and below. Attackers can exploit this to establish unauthorized SSH connections with specific credentials.

The Impact of CVE-2022-23111

The vulnerability poses a risk of unauthorized access to SSH servers, leading to potential data breaches and system compromise.

Technical Details of CVE-2022-23111

Let's dive into the specifics of the vulnerability to understand its impact further.

Vulnerability Description

CVE-2022-23111 is classified as a CSRF vulnerability (CWE-352) in the Jenkins Publish Over SSH Plugin, enabling attackers to connect to malicious SSH servers.

Affected Systems and Versions

Systems running Jenkins Publish Over SSH Plugin versions 1.22 and earlier are vulnerable to exploitation.

Exploitation Mechanism

Attackers exploit the CSRF flaw to establish connections with unauthorized SSH servers using specified credentials.

Mitigation and Prevention

To protect systems from CVE-2022-23111, follow these proactive security measures.

Immediate Steps to Take

Update Jenkins to the latest version to patch the vulnerability.
Monitor SSH connections for any suspicious activities.

Long-Term Security Practices

Implement regular security audits and vulnerability scans.
Educate users on recognizing and reporting phishing attempts.

Patching and Updates

Stay informed about security updates from Jenkins project and apply patches promptly to safeguard against known vulnerabilities.