CVE-2019-1003086 Explained : Impact and Mitigation
Learn about CVE-2019-1003086, a cross-site request forgery vulnerability in Jenkins Chef Sinatra Plugin allowing attackers to connect to unauthorized servers. Find mitigation steps here.
A cross-site request forgery vulnerability in the Jenkins Chef Sinatra Plugin allows attackers to establish a connection with a server of their choosing.
Understanding CVE-2019-1003086
This CVE involves a security vulnerability in the Jenkins Chef Sinatra Plugin that can be exploited by attackers.
What is CVE-2019-1003086?
This CVE refers to a cross-site request forgery vulnerability found in the Jenkins Chef Sinatra Plugin, specifically in the ChefBuilderConfiguration.DescriptorImpl#doTestConnection form validation method. This flaw enables attackers to initiate a connection with a server specified by the attacker.
The Impact of CVE-2019-1003086
The vulnerability allows attackers to establish unauthorized connections, potentially leading to further exploitation of the affected system.
Technical Details of CVE-2019-1003086
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability lies in the form validation method of the ChefBuilderConfiguration.DescriptorImpl, enabling attackers to establish connections with malicious servers.
Affected Systems and Versions
- Product: Jenkins Chef Sinatra Plugin
- Vendor: Jenkins project
- Versions: All versions as of 2019-04-03
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the form validation method to establish connections with unauthorized servers.
Mitigation and Prevention
Protecting systems from CVE-2019-1003086 requires immediate action and long-term security practices.
Immediate Steps to Take
- Update the Jenkins Chef Sinatra Plugin to the latest version that contains a patch for this vulnerability.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update all software and plugins to their latest versions.
- Implement strong access controls and authentication mechanisms.
Patching and Updates
Ensure that all systems are regularly patched and updated to prevent exploitation of known vulnerabilities.