CVE-2017-12798 : Security Advisory and Response

NexusPHP version v1.5 contains a Cross-Site Scripting (XSS) vulnerability in the "q" parameter within the searchsuggest.php file.

Understanding CVE-2017-12798

This CVE entry describes a specific vulnerability in NexusPHP version v1.5.

What is CVE-2017-12798?

CVE-2017-12798 is a Cross-Site Scripting (XSS) vulnerability found in NexusPHP version v1.5, specifically in the "q" parameter of the searchsuggest.php file.

The Impact of CVE-2017-12798

This vulnerability could allow an attacker to execute malicious scripts in the context of a user's browser, potentially leading to various attacks such as stealing sensitive information or performing unauthorized actions.

Technical Details of CVE-2017-12798

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability exists in NexusPHP version v1.5 due to improper input validation in the "q" parameter of the searchsuggest.php file, enabling XSS attacks.

Affected Systems and Versions

Affected Version: NexusPHP version v1.5
Other versions may also be affected if they utilize the same vulnerable code.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the "q" parameter, which are then executed in the context of the user's browser when the searchsuggest.php file is accessed.

Mitigation and Prevention

Protecting systems from CVE-2017-12798 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable or sanitize user input in the "q" parameter to prevent script injection.
Regularly monitor and audit web application code for vulnerabilities.

Long-Term Security Practices

Implement secure coding practices to validate and sanitize all user inputs.
Educate developers and users about the risks of XSS attacks and how to prevent them.

Patching and Updates

Apply patches or updates provided by the software vendor to address the vulnerability in NexusPHP version v1.5.