CVE-2017-20258

Joomla · RPC Responsive Portfolio component

The RPC Responsive Portfolio component for Joomla contains a high-severity vulnerability that may lead to unauthorized system access or data compromise.

Executive summary

The Joomla RPC Responsive Portfolio component is susceptible to a high-severity vulnerability that poses a significant risk of unauthorized access or system compromise.

Vulnerability

This vulnerability affects the RPC Responsive Portfolio component for Joomla, potentially exposing the system to unauthorized actions. The lack of detailed technical documentation suggests that the flaw may reside in the component's handling of user-supplied data or lack of proper privilege validation.

Business impact

The CVSS score of 8.2 confirms this is a High-severity risk that could result in substantial business impact. Compromise of this component could facilitate unauthorized data extraction or site manipulation, leading to operational downtime and potential loss of proprietary or user-sensitive data stored within the portfolio.

Remediation

Immediate Action: Immediately assess the environment for the presence of the RPC Responsive Portfolio component and disable it until a secure version is confirmed.

Proactive Monitoring: Regularly review application logs for unexpected behavior and monitor for unauthorized administrative modifications within the Joomla backend.

Compensating Controls: Utilize a Web Application Firewall (WAF) to inspect incoming traffic and block requests that match known malicious patterns often associated with Joomla extension vulnerabilities.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Organizations must act immediately to mitigate this High-severity risk. We strongly recommend removing the vulnerable extension from all production servers and implementing strict monitoring to ensure no unauthorized access has already occurred.