CVE-2020-2152 : Vulnerability Insights and Analysis
Learn about CVE-2020-2152 affecting Jenkins Subversion Release Manager Plugin versions 1.2 and earlier, allowing attackers to execute cross-site scripting attacks. Find mitigation steps and preventive measures here.
Jenkins Subversion Release Manager Plugin 1.2 and earlier versions are affected by a reflected cross-site scripting vulnerability due to improper handling of error messages in the Repository URL field form validation.
Understanding CVE-2020-2152
This CVE involves a security issue in the Jenkins Subversion Release Manager Plugin that could allow attackers to execute cross-site scripting attacks.
What is CVE-2020-2152?
CVE-2020-2152 is a vulnerability in Jenkins Subversion Release Manager Plugin versions 1.2 and earlier, enabling reflected cross-site scripting attacks through unescaped error messages.
The Impact of CVE-2020-2152
The vulnerability could be exploited by attackers to inject malicious scripts into web pages viewed by users, potentially leading to unauthorized access or data theft.
Technical Details of CVE-2020-2152
The technical aspects of the CVE provide insight into the vulnerability's description, affected systems, and exploitation mechanism.
Vulnerability Description
The issue arises from the failure to properly escape error messages in the Repository URL field form validation, allowing attackers to insert and execute malicious scripts.
Affected Systems and Versions
- Product: Jenkins Subversion Release Manager Plugin
- Vendor: Jenkins project
- Versions affected: 1.2 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious URL that, when clicked by a user, executes the injected script in the context of the victim's browser.
Mitigation and Prevention
Protecting systems from CVE-2020-2152 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update the Jenkins Subversion Release Manager Plugin to a patched version that addresses the vulnerability.
- Monitor and restrict user input to prevent the injection of malicious scripts.
Long-Term Security Practices
- Regularly audit and review code for security vulnerabilities.
- Educate developers on secure coding practices to prevent similar issues in the future.
Patching and Updates
Ensure timely installation of security patches and updates provided by Jenkins to mitigate the CVE-2020-2152 vulnerability.