CVE-2025-12243
📋 TL;DR
This SQL injection vulnerability in Client Details System 1.0 allows attackers to manipulate database queries via the ID parameter in welcome.php. Remote attackers can potentially access, modify, or delete sensitive client data stored in the database. All installations of Client Details System 1.0 with the vulnerable component exposed are affected.
💻 Affected Systems
- Client Details System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data exfiltration, data manipulation, or deletion of all client records and potential system takeover via SQL injection escalation.
Likely Case
Unauthorized access to sensitive client information, data leakage, and potential privilege escalation within the application.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or partial data exposure.
🎯 Exploit Status
Exploit details are publicly available and attack can be initiated remotely without authentication.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not available
Vendor Advisory: https://code-projects.org/
Restart Required: No
Instructions:
No official patch available. Apply input validation and parameterized queries to welcome.php file manually.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd server-side validation to ensure ID parameter contains only expected characters (numbers) before processing.
Modify welcome.php to validate $_GET['ID'] using is_numeric() or regex patterns
Web Application Firewall Rules
allImplement WAF rules to block SQL injection patterns targeting the ID parameter.
Add WAF rule: Block requests containing SQL keywords (SELECT, UNION, etc.) in ID parameter
🧯 If You Can't Patch
- Restrict network access to the application using firewall rules to limit exposure
- Implement database user with minimal required permissions (read-only if possible)
🔍 How to Verify
Check if Vulnerable:
Test welcome.php with malicious ID parameter (e.g., welcome.php?ID=1' OR '1'='1) and check for SQL errors or unexpected behavior.Check Version:
Check application documentation or source code for version informationVerify Fix Applied:
Test with same malicious parameters and verify no SQL errors appear and application behaves normally.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in application logs
- Multiple failed login attempts or parameter manipulation attempts
Network Indicators:
- HTTP requests with SQL keywords in GET parameters
- Unusual database query patterns from application server
SIEM Query:
source="web_logs" AND (uri="*welcome.php*" AND (param="*ID=*'*" OR param="*ID=*%27*" OR param="*ID=*SELECT*" OR param="*ID=*UNION*"))