CVE-2025-0531
📋 TL;DR
This critical SQL injection vulnerability in code-projects Chat System 1.0 allows remote attackers to execute arbitrary SQL commands via the 'id' parameter in /user/leaveroom.php. This can lead to unauthorized data access, modification, or deletion. All users running the vulnerable version are affected.
💻 Affected Systems
- code-projects Chat System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, and potential server takeover via SQL injection leading to remote code execution.
Likely Case
Unauthorized access to chat system data, user information exposure, and potential privilege escalation within the application.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or failed queries.
🎯 Exploit Status
Public exploit available on GitHub, simple SQL injection via URL parameter manipulation.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://code-projects.org/
Restart Required: No
Instructions:
No official patch available. Consider manual code remediation or system replacement.
🔧 Temporary Workarounds
Input Validation Filter
allAdd input validation to sanitize the 'id' parameter before processing
Modify /user/leaveroom.php to validate 'id' parameter as integer
Web Application Firewall Rule
allBlock SQL injection patterns targeting /user/leaveroom.php
WAF rule: Block requests to /user/leaveroom.php with SQL keywords in parameters
🧯 If You Can't Patch
- Implement network segmentation to restrict access to vulnerable system
- Deploy web application firewall with SQL injection protection rules
🔍 How to Verify
Check if Vulnerable:
Test /user/leaveroom.php?id=1' OR '1'='1 to see if SQL error occursCheck Version:
Check application files or documentation for version 1.0 indicationVerify Fix Applied:
Test with SQL injection payloads and verify proper error handling or rejection📡 Detection & Monitoring
Log Indicators:
- SQL syntax errors in application logs
- Multiple failed requests to /user/leaveroom.php with SQL keywords
Network Indicators:
- HTTP requests to /user/leaveroom.php containing SQL keywords like UNION, SELECT, OR
SIEM Query:
source="web_logs" AND uri="/user/leaveroom.php" AND (query="*UNION*" OR query="*SELECT*" OR query="*OR*" OR query="*'*'*")