CVE-2023-2631 Explained : Impact and Mitigation

This CVE-2023-2631 pertains to a CSRF vulnerability and missing permission checks in Jenkins Code Dx Plugin that allows attackers with Overall/Read permission to connect to an attacker-specified URL.

Understanding CVE-2023-2631

This section will delve into the details of CVE-2023-2631, highlighting the vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-2631?

The CVE-2023-2631 involves a missing permission check in Jenkins Code Dx Plugin versions 3.1.0 and earlier. Attackers with Overall/Read permission can exploit this vulnerability to connect to a URL of their choice, posing a security risk.

The Impact of CVE-2023-2631

The impact of this vulnerability is categorized under CAPEC-62, involving Cross Site Request Forgery (CSRF). This vulnerability has a CVSSv3.1 base score of 4.3, which is considered as a medium severity issue. The integrity impact is low, and attackers with low privileges can execute the exploit.

Technical Details of CVE-2023-2631

In this section, we will discuss the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in Jenkins Code Dx Plugin allows attackers with specific permissions to connect to a specified URL, bypassing necessary checks and potentially leading to unauthorized access or actions.

Affected Systems and Versions

The affected product is the Jenkins Code Dx Plugin, specifically versions 3.1.0 and earlier. Users utilizing these versions are at risk of exploitation and should take immediate action to mitigate the threat.

Exploitation Mechanism

Attackers with Overall/Read permissions can leverage this vulnerability to connect to an attacker-specified URL, exploiting the missing permission check in the plugin to carry out unauthorized actions.

Mitigation and Prevention

To address CVE-2023-2631 effectively, it is crucial to implement immediate steps for containment and establish long-term security practices to prevent such vulnerabilities in the future.

Immediate Steps to Take

Users of the affected Jenkins Code Dx Plugin versions should update to the latest secure versions, apply vendor patches, and closely monitor for any suspicious activities related to CSRF attacks.

Long-Term Security Practices

In the long term, organizations should invest in robust security measures, training personnel on secure coding practices, conducting regular security audits, and staying informed about potential vulnerabilities in third-party plugins.

Patching and Updates

Regularly updating software components, including plugins like Jenkins Code Dx Plugin, is crucial to maintaining a secure environment. Ensure that all security patches and updates are applied promptly to mitigate the risk of exploitation.