CVE-2018-17423 : Security Advisory and Response

A vulnerability has been found in version 2.1.9 of e107, making the e107_admin/comment.php file susceptible to a cross-site scripting (XSS) attack.

Understanding CVE-2018-17423

This CVE identifies a cross-site scripting vulnerability in e107 version 2.1.9.

What is CVE-2018-17423?

CVE-2018-17423 is a security flaw in e107 v2.1.9 that allows attackers to execute malicious scripts in a victim's browser through the e107_admin/comment.php file.

The Impact of CVE-2018-17423

This vulnerability could lead to unauthorized access to sensitive information, cookie theft, session hijacking, and other malicious activities.

Technical Details of CVE-2018-17423

This section provides more technical insights into the CVE.

Vulnerability Description

The issue in e107 v2.1.9 allows for a XSS attack on the e107_admin/comment.php file, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

Affected Version: 2.1.9 of e107
Systems running e107 v2.1.9 are vulnerable to this XSS exploit.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the comment.php file, which can then be executed in the context of a user's browser.

Mitigation and Prevention

Protecting systems from CVE-2018-17423 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the affected functionality or sanitize user inputs to prevent script injection.
Regularly monitor and audit web applications for any suspicious activities.

Long-Term Security Practices

Implement secure coding practices to prevent XSS vulnerabilities in the future.
Educate developers and users on the risks of XSS attacks and how to mitigate them.

Patching and Updates

Apply patches or updates provided by e107 to fix the vulnerability and enhance the security of the system.