CVE-2023-28672 : Vulnerability Insights and Analysis

This article provides an overview of CVE-2023-28672, a vulnerability found in Jenkins OctoPerf Load Testing Plugin Plugin that could potentially be exploited by attackers to connect to an attacker-specified URL using unauthorized credentials.

Understanding CVE-2023-28672

CVE-2023-28672 is a security flaw identified in the Jenkins OctoPerf Load Testing Plugin Plugin version 4.5.1 and earlier. This vulnerability arises due to a lack of permission checks in a connection test HTTP endpoint, enabling attackers with Overall/Read permission to access a specified URL with unauthorized credentials, potentially compromising Jenkins' stored credentials.

What is CVE-2023-28672?

The vulnerability in Jenkins OctoPerf Load Testing Plugin Plugin version 4.5.1 and earlier allows malicious actors with specific permissions to connect to a designated URL using unauthorized credentials, potentially leading to unauthorized access and data breaches.

The Impact of CVE-2023-28672

The impact of CVE-2023-28672 could result in unauthorized access to sensitive information stored within Jenkins, including credentials and other confidential data, posing a significant security risk to affected systems and compromising the integrity of the environment.

Technical Details of CVE-2023-28672

The technical details of CVE-2023-28672 provide insights into the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The Jenkins OctoPerf Load Testing Plugin Plugin version 4.5.1 and earlier fail to validate permissions in a connection test HTTP endpoint, allowing attackers with specific permission levels to connect to a specified URL using unauthorized credentials, potentially leading to credential exposures and unauthorized access.

Affected Systems and Versions

The vulnerability impacts Jenkins OctoPerf Load Testing Plugin Plugin versions up to and including version 4.5.1. Systems using these versions are susceptible to exploitation if attackers possess the required permissions to exploit the flaw.

Exploitation Mechanism

Attackers with Overall/Read permissions can exploit the CVE-2023-28672 vulnerability by utilizing an unauthorized connection test HTTP endpoint to access specified URLs using unauthorized credentials, potentially gaining access to sensitive data stored within Jenkins.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-28672, it is crucial for organizations to implement immediate security measures and adopt long-term security practices.

Immediate Steps to Take

Organizations should restrict access permissions, particularly limiting Overall/Read permissions within Jenkins to mitigate the risk of unauthorized access through the vulnerability. Additionally, monitoring for any suspicious activities or unauthorized access attempts is crucial to detect and respond to potential security breaches promptly.

Long-Term Security Practices

Establishing robust access control policies, conducting regular security audits, and providing ongoing security awareness training to personnel can enhance the overall security posture of the organization and prevent similar vulnerabilities from being exploited in the future.

Patching and Updates

It is recommended to apply the necessary patches or updates provided by Jenkins Project to address the CVE-2023-28672 vulnerability in the OctoPerf Load Testing Plugin Plugin. Keeping software and plugins up to date with the latest security patches is essential to address known vulnerabilities and ensure a secure environment.