CVE-2019-10376 Explained : Impact and Mitigation
Learn about CVE-2019-10376, a reflected cross-site scripting vulnerability in Jenkins Wall Display Plugin 0.6.34 and earlier versions, enabling attackers to inject malicious code into web pages.
The Jenkins Wall Display Plugin version 0.6.34 and earlier is vulnerable to reflected cross-site scripting, allowing attackers to inject malicious HTML and JavaScript code into web pages.
Understanding CVE-2019-10376
This CVE identifies a security vulnerability in the Jenkins Wall Display Plugin that could be exploited by malicious actors.
What is CVE-2019-10376?
CVE-2019-10376 is a reflected cross-site scripting vulnerability in the Jenkins Wall Display Plugin version 0.6.34 and earlier. This flaw enables attackers to insert custom HTML and JavaScript code into web pages generated by the affected plugin.
The Impact of CVE-2019-10376
The vulnerability poses a risk of allowing attackers to execute arbitrary code within the context of the affected web page, potentially leading to various malicious activities.
Technical Details of CVE-2019-10376
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The Jenkins Wall Display Plugin 0.6.34 and previous versions contain a reflected cross-site scripting vulnerability, enabling the injection of unauthorized HTML and JavaScript code into web pages.
Affected Systems and Versions
- Product: Jenkins Wall Display Plugin
- Vendor: Jenkins project
- Versions Affected: 0.6.34 and earlier
Exploitation Mechanism
The vulnerability can be exploited by crafting malicious URLs or forms that, when accessed by a user with the affected plugin, execute the injected code within the user's browser.
Mitigation and Prevention
Protecting systems from CVE-2019-10376 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update the Jenkins Wall Display Plugin to a non-vulnerable version.
- Implement input validation to sanitize user inputs and prevent script injection.
Long-Term Security Practices
- Regularly monitor and update all plugins and software components in your Jenkins environment.
- Educate users on safe browsing practices and the risks of executing untrusted code.
Patching and Updates
Ensure timely installation of security patches and updates provided by Jenkins to address the CVE-2019-10376 vulnerability.