CVE-2024-31673
📋 TL;DR
Kliqqi-CMS 2.0.2 contains a SQL injection vulnerability in load_data.php through the userid parameter. This allows attackers to execute arbitrary SQL commands on the database. Any system running the vulnerable version is affected.
💻 Affected Systems
- Kliqqi-CMS
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data manipulation, authentication bypass, or remote code execution if database functions allow it.
Likely Case
Unauthorized data access, privilege escalation, and potential administrative account takeover.
If Mitigated
Limited impact with proper input validation and database permissions in place.
🎯 Exploit Status
SQL injection via GET/POST parameter requires minimal technical skill to exploit.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not available
Vendor Advisory: https://github.com/Kliqqi-CMS/Kliqqi-CMS/issues/265
Restart Required: No
Instructions:
1. Review GitHub issue #265 for community patches
2. Apply parameterized queries to load_data.php
3. Validate and sanitize userid parameter input
🔧 Temporary Workarounds
Input Validation Filter
allAdd input validation to only accept numeric userid values
Modify load_data.php to include: if(!is_numeric($_GET['userid'])) { die('Invalid input'); }
WAF Rule
allBlock SQL injection patterns targeting load_data.php
Add WAF rule: deny requests to load_data.php with SQL keywords in parameters
🧯 If You Can't Patch
- Restrict access to load_data.php using firewall rules or authentication
- Implement database user with minimal permissions (read-only if possible)
🔍 How to Verify
Check if Vulnerable:
Test load_data.php?userid=1' OR '1'='1 and check for SQL errors or unexpected responsesCheck Version:
Check CMS version in admin panel or read CHANGELOG.mdVerify Fix Applied:
Test with SQL injection payloads and verify they're rejected or sanitized📡 Detection & Monitoring
Log Indicators:
- SQL syntax errors in web server logs
- Multiple rapid requests to load_data.php with unusual parameters
Network Indicators:
- HTTP requests to load_data.php containing SQL keywords (UNION, SELECT, etc.)
SIEM Query:
source="web_logs" AND uri="/load_data.php" AND (param="*UNION*" OR param="*SELECT*" OR param="*OR 1=1*")