CVE-2018-16736 Explained : Impact and Mitigation
Learn about CVE-2018-16736, a Cross-Site Scripting (XSS) vulnerability in Roundcube's rcfilters plugin version 2.1.6. Understand the impact, affected systems, exploitation, and mitigation steps.
A Cross-Site Scripting (XSS) vulnerability has been identified in version 2.1.6 of the rcfilters plugin for Roundcube, allowing exploitation through specific parameters.
Understanding CVE-2018-16736
This CVE involves XSS vulnerabilities in the rcfilters plugin for Roundcube, affecting version 2.1.6.
What is CVE-2018-16736?
XSS vulnerabilities have been discovered in version 2.1.6 of the rcfilters plugin for Roundcube. These vulnerabilities can be exploited through the _whatfilter and _messages parameters found in the Filters section of the settings.
The Impact of CVE-2018-16736
The vulnerability allows attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized access or data theft.
Technical Details of CVE-2018-16736
This section provides more technical insights into the CVE.
Vulnerability Description
In the rcfilters plugin 2.1.6 for Roundcube, XSS exists via the _whatfilter and _messages parameters in the Filters section of the settings.
Affected Systems and Versions
- Affected Version: 2.1.6 of the rcfilters plugin for Roundcube
Exploitation Mechanism
The vulnerability can be exploited through the _whatfilter and _messages parameters in the Filters section of the settings.
Mitigation and Prevention
Protecting systems from this vulnerability is crucial.
Immediate Steps to Take
- Disable or remove the rcfilters plugin if not essential
- Implement input validation to sanitize user inputs
- Regularly monitor and update security configurations
Long-Term Security Practices
- Conduct regular security audits and penetration testing
- Educate users on safe browsing practices and phishing awareness
Patching and Updates
- Apply patches or updates provided by Roundcube to address the XSS vulnerability