CVE-2020-2227 : Vulnerability Insights and Analysis
Learn about CVE-2020-2227 affecting Jenkins Deployer Framework Plugin versions <= 1.2. Find out the impact, exploitation mechanism, and mitigation steps for this cross-site scripting vulnerability.
Jenkins Deployer Framework Plugin 1.2 and earlier versions are affected by a stored cross-site scripting vulnerability due to unescaped URLs displayed on the build home page.
Understanding CVE-2020-2227
Jenkins Deployer Framework Plugin is susceptible to a stored cross-site scripting vulnerability, potentially allowing attackers to execute malicious scripts in the context of a user's session.
What is CVE-2020-2227?
The vulnerability in Jenkins Deployer Framework Plugin allows for the injection of malicious scripts through unescaped URLs, posing a risk of cross-site scripting attacks.
The Impact of CVE-2020-2227
The stored cross-site scripting vulnerability could lead to unauthorized access, data theft, and potential manipulation of Jenkins Deployer Framework Plugin configurations.
Technical Details of CVE-2020-2227
Jenkins Deployer Framework Plugin's vulnerability details and affected systems.
Vulnerability Description
Jenkins Deployer Framework Plugin 1.2 and earlier versions fail to properly escape URLs displayed on the build home page, enabling stored cross-site scripting attacks.
Affected Systems and Versions
- Product: Jenkins Deployer Framework Plugin
- Vendor: Jenkins project
- Versions Affected: <= 1.2 (unspecified/custom)
Exploitation Mechanism
The vulnerability can be exploited by an attacker injecting malicious scripts through unescaped URLs, which are then executed within the context of a user's session.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2020-2227 vulnerability.
Immediate Steps to Take
- Update Jenkins Deployer Framework Plugin to a patched version that properly escapes URLs to prevent cross-site scripting attacks.
- Regularly monitor and review Jenkins security advisories for any updates or patches related to security vulnerabilities.
Long-Term Security Practices
- Implement secure coding practices to sanitize and validate user inputs to prevent cross-site scripting vulnerabilities.
- Conduct regular security audits and penetration testing to identify and address any potential security weaknesses.
Patching and Updates
- Apply security patches and updates promptly to ensure that known vulnerabilities, such as the stored cross-site scripting issue in Jenkins Deployer Framework Plugin, are addressed.