CVE-2022-28133 : Security Advisory and Response

Jenkins Bitbucket Server Integration Plugin version 3.1.0 and earlier has a stored cross-site scripting (XSS) vulnerability due to unrestricted URL schemes for callback URLs on OAuth consumers. This vulnerability can be exploited by attackers with the ability to create BitBucket Server consumers.

Understanding CVE-2022-28133

This CVE record highlights a security issue in the Jenkins Bitbucket Server Integration Plugin that allows for XSS attacks through OAuth consumers.

What is CVE-2022-28133?

The CVE-2022-28133 refers to a vulnerability in the Jenkins Bitbucket Server Integration Plugin versions 3.1.0 and below, enabling stored cross-site scripting attacks via unrestricted URL schemes for callback URLs on OAuth consumers.

The Impact of CVE-2022-28133

The impact of this vulnerability is that malicious actors could exploit it to execute harmful scripts in the context of a user's web browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2022-28133

This section outlines specific technical information about the CVE-2022-28133 vulnerability.

Vulnerability Description

The vulnerability arises from the lack of proper limitation on URL schemes for callback URLs on OAuth consumers in Jenkins Bitbucket Server Integration Plugin versions 3.1.0 and earlier.

Affected Systems and Versions

Systems running Jenkins Bitbucket Server Integration Plugin versions 3.1.0 and below are affected by this XSS vulnerability.

Exploitation Mechanism

Attackers with the capability to create BitBucket Server consumers can exploit this vulnerability through crafting malicious callback URLs.

Mitigation and Prevention

To address CVE-2022-28133 and enhance security, certain measures need to be taken.

Immediate Steps to Take

Users are advised to update the Jenkins Bitbucket Server Integration Plugin to a secure version to mitigate the risk of XSS attacks.

Long-Term Security Practices

Implement security best practices, such as regular security audits, code reviews, and user input validation, to prevent similar vulnerabilities in the future.

Patching and Updates

Stay vigilant for security advisories from Jenkins project and promptly apply patches and updates to fix known vulnerabilities.