CVE-2025-40717
📋 TL;DR
A critical SQL injection vulnerability in Quiter Gateway versions before 4.7.0 allows attackers to manipulate database queries through the pagina.filter.categoria parameter in the /QuiterGatewayWeb/api/v1/sucesospagina endpoint. This enables unauthorized database operations including data retrieval, modification, and deletion. Organizations using vulnerable versions of Quiter Gateway are affected.
💻 Affected Systems
- Quiter Gateway
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of the database including exfiltration of all sensitive data, destruction of database contents, and potential lateral movement to other systems.
Likely Case
Data theft, unauthorized data modification, and potential application disruption through database manipulation.
If Mitigated
Limited impact with proper input validation, parameterized queries, and database permission restrictions in place.
🎯 Exploit Status
SQL injection vulnerabilities typically have low exploitation complexity, especially when unauthenticated access is possible.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 4.7.0
Vendor Advisory: https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-quiterweb-autoweb-quiter
Restart Required: Yes
Instructions:
1. Download Quiter Gateway version 4.7.0 or later from official vendor sources. 2. Backup current configuration and data. 3. Stop the Quiter Gateway service. 4. Install the updated version. 5. Restart the service. 6. Verify functionality.
🔧 Temporary Workarounds
Web Application Firewall (WAF) Rules
allImplement WAF rules to block SQL injection patterns targeting the vulnerable endpoint
Input Validation Filter
allAdd input validation to reject malicious characters in the pagina.filter.categoria parameter
🧯 If You Can't Patch
- Implement network segmentation to restrict access to the vulnerable endpoint
- Deploy database monitoring to detect unusual SQL queries and unauthorized access attempts
🔍 How to Verify
Check if Vulnerable:
Check the Quiter Gateway version via administrative interface or configuration files. If version is below 4.7.0, the system is vulnerable.Check Version:
Check application logs, configuration files, or administrative dashboard for version informationVerify Fix Applied:
After patching, verify the version shows 4.7.0 or higher and test the vulnerable endpoint with safe SQL injection test payloads.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts or parameter manipulation in web server logs
- Unexpected database operations from the application user
Network Indicators:
- Unusual traffic patterns to /QuiterGatewayWeb/api/v1/sucesospagina
- SQL keywords in HTTP parameters
SIEM Query:
source="web_server" AND uri="/QuiterGatewayWeb/api/v1/sucesospagina" AND (param="pagina.filter.categoria" AND value CONTAINS "' OR ")