CVE-2024-48700
📋 TL;DR
CVE-2024-48700 is an arbitrary code execution vulnerability in Kliqqi-CMS that allows attackers to execute malicious code on affected systems via the edit_page.php component. This enables attackers to implant backdoors, gain shell access, and potentially take full control of the CMS installation. All users running vulnerable versions of Kliqqi-CMS are affected.
💻 Affected Systems
- Kliqqi-CMS
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise allowing attackers to execute arbitrary commands, install persistent backdoors, steal sensitive data, and pivot to other systems in the network.
Likely Case
Attackers gain web shell access to the CMS server, allowing them to deface websites, install cryptocurrency miners, or use the server as part of a botnet.
If Mitigated
Limited impact with proper network segmentation, web application firewalls, and strict access controls preventing exploitation attempts.
🎯 Exploit Status
The GitHub reference contains technical details that could be used to create exploits. Attackers need some level of access to the edit_page.php component.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific patched version
Vendor Advisory: https://github.com/ChangeYourWay/post/blob/main/CVE-2024-48700
Restart Required: No
Instructions:
1. Check the vendor advisory for patched version. 2. Backup your current installation. 3. Update Kliqqi-CMS to the latest patched version. 4. Verify the edit_page.php component has been secured.
🔧 Temporary Workarounds
Disable edit_page.php access
allTemporarily restrict or disable access to the vulnerable edit_page.php component
# For Apache: Add to .htaccess
<Files "edit_page.php">
Order Deny,Allow
Deny from all
</Files>
# For Nginx: Add to server block
location ~ /edit_page\.php$ {
deny all;
return 403;
}
Implement strict access controls
allRestrict access to edit_page.php to specific IP addresses only
# Apache .htaccess example
<Files "edit_page.php">
Order Deny,Allow
Deny from all
Allow from 192.168.1.0/24
Allow from 10.0.0.0/8
</Files>
🧯 If You Can't Patch
- Implement a web application firewall (WAF) with rules to block requests to edit_page.php containing suspicious patterns
- Isolate the Kliqqi-CMS instance in a DMZ with strict outbound firewall rules to limit damage if compromised
🔍 How to Verify
Check if Vulnerable:
Check if edit_page.php exists in your Kliqqi-CMS installation and review its code for proper input validation and sanitizationCheck Version:
# Check Kliqqi-CMS version
cat /path/to/kliqqi-cms/version.txt
# Or check via admin panel if availableVerify Fix Applied:
After patching, test that edit_page.php properly validates and sanitizes all user inputs and prevents arbitrary code execution📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to edit_page.php
- Multiple failed access attempts to edit_page.php
- Suspicious PHP code in edit_page.php parameters
- Unexpected file creations or modifications in CMS directories
Network Indicators:
- Unusual outbound connections from the CMS server
- Traffic patterns indicating command and control communication
- Unexpected file downloads to the CMS server
SIEM Query:
source="web_server_logs" AND (uri="*edit_page.php*" AND (method="POST" OR params="*system(*" OR params="*exec(*" OR params="*shell_exec(*"))