CVE-2025-0786
📋 TL;DR
This critical SQL injection vulnerability in ESAFENET CDG V5 allows remote attackers to execute arbitrary SQL commands via the flowId parameter in the /appDetail.jsp file. All systems running the affected software are vulnerable to data theft, modification, or complete system compromise. The vendor has not responded to disclosure attempts, leaving users unprotected.
💻 Affected Systems
- ESAFENET CDG V5
📦 What is this software?
Cdg by Esafenet
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, or full system takeover via SQL injection to remote code execution.
Likely Case
Unauthorized database access allowing extraction of sensitive information, modification of data, or privilege escalation.
If Mitigated
Limited impact with proper input validation, parameterized queries, and network segmentation in place.
🎯 Exploit Status
Exploit details are publicly available on GitHub, making this easily weaponizable by attackers with basic SQL injection knowledge.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None available
Restart Required: No
Instructions:
No official patch available. Contact ESAFENET for vendor guidance and monitor for security updates.
🔧 Temporary Workarounds
Web Application Firewall (WAF) Rules
allImplement WAF rules to block SQL injection patterns targeting the flowId parameter in /appDetail.jsp
Input Validation Filter
allAdd server-side input validation to sanitize the flowId parameter before processing
🧯 If You Can't Patch
- Isolate the affected system from the internet and restrict access to trusted networks only
- Implement strict network segmentation and monitor all traffic to/from the vulnerable endpoint
🔍 How to Verify
Check if Vulnerable:
Test the /appDetail.jsp endpoint with SQL injection payloads in the flowId parameter (e.g., flowId=1' OR '1'='1)Check Version:
Check application version through administrative interface or configuration filesVerify Fix Applied:
Verify that SQL injection attempts no longer succeed and that input validation is properly implemented📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in application logs
- Multiple requests to /appDetail.jsp with suspicious flowId parameters
- Database query errors containing SQL syntax
Network Indicators:
- HTTP requests to /appDetail.jsp containing SQL keywords in parameters
- Unusual database connection patterns from application server
SIEM Query:
source="web_logs" AND uri="/appDetail.jsp" AND (param="*flowId=*'*" OR param="*flowId=*SELECT*" OR param="*flowId=*UNION*")