CVE-2018-17321 Explained : Impact and Mitigation

A vulnerability has been found in SeaCMS 6.64, allowing for cross-site scripting attacks via the admin_datarelate.php file.

Understanding CVE-2018-17321

This CVE identifies a cross-site scripting vulnerability in SeaCMS 6.64 that can be exploited through specific parameters.

What is CVE-2018-17321?

This CVE pertains to a security flaw in SeaCMS 6.64, particularly in the admin_datarelate.php file, enabling cross-site scripting attacks when utilizing certain parameters.

The Impact of CVE-2018-17321

The vulnerability could lead to unauthorized access, data theft, and potential manipulation of content on affected systems.

Technical Details of CVE-2018-17321

SeaCMS 6.64 is susceptible to cross-site scripting due to inadequate input validation in the dorandomset action within the admin_datarelate.php file.

Vulnerability Description

The issue allows malicious actors to inject and execute arbitrary scripts through the time or maxHit parameter, posing a risk of XSS attacks.

Affected Systems and Versions

Product: SeaCMS 6.64
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating the time or maxHit parameter in the dorandomset action, triggering XSS payloads.

Mitigation and Prevention

To address CVE-2018-17321, follow these security measures:

Immediate Steps to Take

Disable the affected functionality if possible.
Implement input validation to sanitize user-supplied data.
Regularly monitor and audit web application logs for suspicious activities.

Long-Term Security Practices

Conduct security training for developers on secure coding practices.
Employ web application firewalls to filter and block malicious traffic.

Patching and Updates

Apply patches or updates provided by the software vendor to fix the vulnerability and enhance system security.