CVE-2024-44683
📋 TL;DR
Seacms v13 contains a cross-site scripting vulnerability in admin-video.php that allows attackers to inject malicious scripts into web pages viewed by administrators. This affects administrators of Seacms installations who access the vulnerable admin interface. Successful exploitation could lead to session hijacking or unauthorized administrative actions.
💻 Affected Systems
- Seacms
📦 What is this software?
Seacms by Seacms
⚠️ Risk & Real-World Impact
Worst Case
Attacker gains full administrative control over the Seacms installation, potentially leading to complete system compromise, data theft, or website defacement.
Likely Case
Attacker steals administrator session cookies, gains unauthorized access to the admin panel, and performs limited malicious actions.
If Mitigated
Attack is blocked by proper input validation, output encoding, or web application firewall rules.
🎯 Exploit Status
Exploitation requires administrator interaction with malicious payload, but XSS payloads are widely available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available or implementing workarounds.
🔧 Temporary Workarounds
Input Validation and Output Encoding
allImplement proper input validation and output encoding in admin-video.php to sanitize user input.
Edit admin-video.php to add htmlspecialchars() or similar sanitization functions around user-controlled variables
Content Security Policy
allImplement a strict Content Security Policy header to prevent execution of injected scripts.
Add header: Content-Security-Policy: default-src 'self'; script-src 'self'
🧯 If You Can't Patch
- Restrict access to admin-video.php using IP whitelisting or authentication requirements
- Implement web application firewall rules to block XSS payload patterns
🔍 How to Verify
Check if Vulnerable:
Test admin-video.php with XSS payloads like <script>alert('XSS')</script> in vulnerable parametersCheck Version:
Check Seacms version in configuration files or admin panelVerify Fix Applied:
Verify that XSS payloads are properly sanitized and do not execute in browser📡 Detection & Monitoring
Log Indicators:
- Unusual script tags or JavaScript in admin-video.php requests
- Multiple failed login attempts followed by successful admin access
Network Indicators:
- HTTP requests containing script tags or JavaScript in admin-video.php parameters
SIEM Query:
source="web_logs" AND uri="*admin-video.php*" AND (content="<script>" OR content="javascript:")