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CVE-2018-6356

6.5 · MEDIUM
Published Feb 20, 2018 jenkins CWE-22 EPSS 3.85% (89th pctl)

Overview

CVE-2018-6356 is a medium-severity vulnerability affecting jenkins jenkins. It was published on February 20, 2018 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Jenkins before 2.107 and Jenkins LTS before 2.89.4 did not properly prevent specifying relative paths that escape a base directory for URLs accessing plugin resource files. This allowed users with Overall/Read permission to download files from the Jenkins master they should not have access to. On Windows, any file accessible to the Jenkins master process could be downloaded. On other operating systems, any file within the Jenkins home directory accessible to the Jenkins master process could be downloaded.

Remediation

Check the references section for vendor advisories and patches from jenkins. Update jenkins to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
jenkins jenkins >= 0, < 2.107 Affected

Frequently Asked Questions

What is CVE-2018-6356?

CVE-2018-6356 is a medium-severity vulnerability affecting jenkins jenkins. It was published on February 20, 2018 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2018-6356?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2018-6356?

Check the references section for vendor advisories and patches from jenkins. Update jenkins to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2018-6356?

CyberStrike's AI-powered security agents can automatically detect CVE-2018-6356 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.