CVE-2022-23110 : What You Need to Know

Jenkins Publish Over SSH Plugin 1.22 and earlier versions are affected by a stored cross-site scripting (XSS) vulnerability due to improper escaping of the SSH server name. This vulnerability can be exploited by attackers with Overall/Administer permission.

Understanding CVE-2022-23110

This section provides detailed insights into the CVE-2022-23110 vulnerability affecting Jenkins Publish Over SSH Plugin.

What is CVE-2022-23110?

CVE-2022-23110 involves a stored cross-site scripting (XSS) vulnerability in Jenkins Publish Over SSH Plugin versions 1.22 and earlier. Attackers with Overall/Administer permission can exploit this issue.

The Impact of CVE-2022-23110

The impact of CVE-2022-23110 is the potential for malicious actors to execute arbitrary scripts in the context of an authenticated user, leading to sensitive data exposure and other security risks.

Technical Details of CVE-2022-23110

In this section, we delve into the technical aspects of the CVE-2022-23110 vulnerability.

Vulnerability Description

The vulnerability in Jenkins Publish Over SSH Plugin arises from the lack of proper escaping of the SSH server name, enabling attackers to inject malicious scripts into web pages viewed by users with privileged permissions.

Affected Systems and Versions

Jenkins Publish Over SSH Plugin versions 1.22 and earlier are confirmed to be affected by this XSS vulnerability. Users with Overall/Administer permission are particularly at risk.

Exploitation Mechanism

Exploiting CVE-2022-23110 involves crafting a payload containing malicious scripts and injecting them into the SSH server name field, leveraging the lack of input validation to execute unauthorized code.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2022-23110 and prevent potential exploitation.

Immediate Steps to Take

Immediately update Jenkins Publish Over SSH Plugin to a patched version that addresses the XSS vulnerability. Additionally, restrict access to users with essential permissions to minimize the attack surface.

Long-Term Security Practices

Implement security best practices such as regular security audits, user permission reviews, and employee security awareness training to enhance overall cybersecurity posture.

Patching and Updates

Stay informed about security updates released by Jenkins project for the Publish Over SSH Plugin. Regularly apply patches and updates to safeguard against known vulnerabilities.