CVE-2022-30970 : What You Need to Know

A detailed analysis of CVE-2022-30970 focusing on the Jenkins Autocomplete Parameter Plugin security vulnerability.

Understanding CVE-2022-30970

This section delves into what CVE-2022-30970 entails and its impact on systems.

What is CVE-2022-30970?

CVE-2022-30970 is a security vulnerability found in the Jenkins Autocomplete Parameter Plugin version 1.1 and earlier. The issue stems from referencing Dropdown Autocomplete parameter and Auto Complete String parameter names in an insecure manner from embedded JavaScript in view definitions. This flaw allows for a stored cross-site scripting (XSS) vulnerability that can be exploited by malicious users with Item/Configure permissions.

The Impact of CVE-2022-30970

Exploitation of this vulnerability can lead to a range of risks, including unauthorized access, data theft, and potential system compromise. Attackers with the requisite permissions can execute arbitrary scripts in the context of the victim's session, posing a significant threat to the confidentiality and integrity of the affected system.

Technical Details of CVE-2022-30970

In this section, we explore the technical aspects related to the CVE-2022-30970 vulnerability.

Vulnerability Description

The vulnerability arises from the insecure handling of Dropdown Autocomplete and Auto Complete String parameter names in Jenkins Autocomplete Parameter Plugin versions 1.1 and prior, enabling attackers to inject malicious scripts.

Affected Systems and Versions

Jenkins Autocomplete Parameter Plugin versions 1.1 and earlier are affected by this vulnerability. Users operating these versions are at risk of exploitation and compromise.

Exploitation Mechanism

By leveraging the XSS vulnerability present in the plugin, malicious actors can craft and execute scripts that tamper with user sessions, potentially leading to unauthorized operations and data exposure.

Mitigation and Prevention

This section outlines the steps to mitigate and prevent the risks associated with CVE-2022-30970.

Immediate Steps to Take

Users are advised to update the Jenkins Autocomplete Parameter Plugin to a secure version that addresses the XSS vulnerability. Additionally, restricting access to the affected plugin can mitigate the risk of exploitation.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users on safe scripting practices can help prevent similar vulnerabilities from emerging in the future.

Patching and Updates

Stay informed about security advisories released by Jenkins project and promptly apply patches to ensure the continuous protection of your systems against emerging threats.