CVE-2017-16783 : Security Advisory and Response

CMS Made Simple 2.1.6 is vulnerable to Server-Side Template Injection through the cntnt01detailtemplate parameter.

Understanding CVE-2017-16783

This CVE entry highlights a security vulnerability in CMS Made Simple 2.1.6 that allows for Server-Side Template Injection.

What is CVE-2017-16783?

Server-Side Template Injection can be exploited in CMS Made Simple 2.1.6 by manipulating the cntnt01detailtemplate parameter, potentially leading to unauthorized access and data manipulation.

The Impact of CVE-2017-16783

The presence of this vulnerability can result in severe consequences, including data breaches, unauthorized access to sensitive information, and potential system compromise.

Technical Details of CVE-2017-16783

This section delves into the specifics of the vulnerability.

Vulnerability Description

Server-Side Template Injection is present in CMS Made Simple 2.1.6, specifically through the cntnt01detailtemplate parameter, allowing attackers to execute malicious code on the server.

Affected Systems and Versions

Affected Version: CMS Made Simple 2.1.6
Other versions may also be impacted, so thorough testing and analysis are recommended.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious code into the cntnt01detailtemplate parameter, enabling them to execute arbitrary commands on the server.

Mitigation and Prevention

Protecting systems from CVE-2017-16783 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable or restrict access to the vulnerable parameter, cntnt01detailtemplate.
Implement input validation and sanitization to prevent malicious code injection.
Monitor and analyze server logs for any suspicious activities.

Long-Term Security Practices

Regularly update CMS Made Simple to the latest version to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address potential weaknesses.
Educate users and administrators about secure coding practices and the risks of Server-Side Template Injection.
Consider implementing a Web Application Firewall (WAF) to provide an additional layer of defense.

Patching and Updates

Stay informed about security advisories and patches released by CMS Made Simple.
Apply security patches promptly to mitigate the risk of exploitation.