CVE-2018-1999038 : Security Advisory and Response

Jenkins Publisher Over CIFS Plugin 0.10 and earlier is affected by a confused deputy vulnerability, allowing attackers to manipulate Jenkins to connect to a specified CIFS server with attacker-controlled credentials.

Understanding CVE-2018-1999038

This CVE involves a security vulnerability in the CifsPublisherPluginDescriptor.java file within Jenkins Publisher Over CIFS Plugin.

What is CVE-2018-1999038?

A confused deputy vulnerability in Jenkins Publisher Over CIFS Plugin 0.10 and earlier allows attackers to force Jenkins to establish a connection to a CIFS server chosen by the attacker using specified credentials.

The Impact of CVE-2018-1999038

This vulnerability can be exploited by malicious actors to gain unauthorized access to CIFS servers through Jenkins, potentially leading to data breaches and unauthorized operations.

Technical Details of CVE-2018-1999038

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The CifsPublisherPluginDescriptor.java file in Jenkins Publisher Over CIFS Plugin 0.10 and earlier is susceptible to a confused deputy attack, enabling unauthorized connections to CIFS servers.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions of Jenkins Publisher Over CIFS Plugin up to 0.10

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating Jenkins to connect to a CIFS server specified by the attacker, using credentials provided by the attacker.

Mitigation and Prevention

Protecting systems from CVE-2018-1999038 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable or uninstall the vulnerable Jenkins Publisher Over CIFS Plugin version 0.10 and earlier.
Monitor network traffic for any suspicious activity.
Implement strong access controls and authentication mechanisms.

Long-Term Security Practices

Regularly update Jenkins and its plugins to the latest secure versions.
Conduct security assessments and penetration testing to identify and address vulnerabilities.
Educate users and administrators on secure configuration practices.

Patching and Updates

Apply patches provided by Jenkins to fix the vulnerability.
Stay informed about security advisories and updates from Jenkins.