CVE-2019-10315 : What You Need to Know
Learn about CVE-2019-10315 affecting Jenkins GitHub Authentication Plugin version 0.31 and earlier, allowing CSRF attacks. Find mitigation steps and long-term security practices.
Jenkins GitHub Authentication Plugin version 0.31 and earlier is vulnerable to CSRF attacks due to the lack of utilizing the state parameter in OAuth.
Understanding CVE-2019-10315
This CVE involves a security vulnerability in the Jenkins GitHub Authentication Plugin that could be exploited by attackers to perform CSRF attacks.
What is CVE-2019-10315?
The Jenkins GitHub Authentication Plugin, specifically versions 0.31 and below, did not properly use the state parameter in OAuth, leaving it susceptible to Cross-Site Request Forgery (CSRF) attacks.
The Impact of CVE-2019-10315
This vulnerability could allow malicious actors to execute unauthorized actions on behalf of authenticated users, potentially leading to data breaches or unauthorized access to Jenkins resources.
Technical Details of CVE-2019-10315
The technical aspects of this CVE include:
Vulnerability Description
The OAuth implementation in Jenkins GitHub Authentication Plugin version 0.31 and earlier failed to utilize the state parameter, a crucial element in preventing CSRF attacks.
Affected Systems and Versions
- Product: Jenkins GitHub Authentication Plugin
- Vendor: Jenkins project
- Vulnerable Versions: 0.31 and earlier
Exploitation Mechanism
Attackers could exploit this vulnerability by crafting malicious requests to the affected plugin, leveraging the absence of the state parameter to execute unauthorized actions.
Mitigation and Prevention
To address CVE-2019-10315, consider the following mitigation strategies:
Immediate Steps to Take
- Upgrade the Jenkins GitHub Authentication Plugin to a non-vulnerable version.
- Implement additional CSRF protection mechanisms in Jenkins configurations.
Long-Term Security Practices
- Regularly monitor and update Jenkins plugins to ensure they are secure.
- Educate users on recognizing and reporting suspicious activities within Jenkins.
Patching and Updates
- Stay informed about security advisories and updates from Jenkins to promptly apply patches that address vulnerabilities like CVE-2019-10315.