CVE-2023-37959 : Exploit Details and Defense Strategies

A missing permission check in Jenkins Sumologic Publisher Plugin 2.2.1 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL.

Understanding CVE-2023-37959

This CVE-2023-37959 impacts the Jenkins Sumologic Publisher Plugin, allowing unauthorized individuals to connect to specific URLs.

What is CVE-2023-37959?

CVE-2023-37959 refers to a vulnerability in Jenkins Sumologic Publisher Plugin versions 2.2.1 and previous, enabling attackers with Overall/Read permissions to access specified URLs.

The Impact of CVE-2023-37959

This vulnerability poses a risk as it allows unauthorized users to connect to URLs, potentially leading to further unauthorized access and potential data breaches.

Technical Details of CVE-2023-37959

The technical details of CVE-2023-37959 include:

Vulnerability Description

The vulnerability in the Jenkins Sumologic Publisher Plugin versions 2.2.1 and below results from a missing permission check, enabling users with Overall/Read access to connect to attacker-specified URLs.

Affected Systems and Versions

The CVE-2023-37959 affects Jenkins Sumologic Publisher Plugin version 2.2.1 and earlier versions.

Exploitation Mechanism

Exploitation involves leveraging Overall/Read permissions to connect to URLs specified by attackers, potentially leading to unauthorized access.

Mitigation and Prevention

To address CVE-2023-37959, consider the following mitigation steps:

Immediate Steps to Take

Administrators should review and update permissions to limit access and prevent unauthorized connections to URLs. Updating the affected plugin to a patched version can also mitigate the risk.

Long-Term Security Practices

Implement a least privilege principle and regularly review and update permissions to ensure only necessary access is granted. Stay informed about security advisories and promptly apply patches to address known vulnerabilities.

Patching and Updates

Ensure that the Jenkins Sumologic Publisher Plugin is updated to version 2.2.2 or later to mitigate the vulnerability and enhance security measures.