CVE-2022-26666
📋 TL;DR
Delta Electronics DIAEnergie versions before 1.8.02.004 contain a blind SQL injection vulnerability in HandlerECC.ashx that allows attackers to execute arbitrary SQL queries. This can lead to data theft, database manipulation, and potentially remote code execution. Organizations using DIAEnergie for industrial energy management are affected.
💻 Affected Systems
- Delta Electronics DIAEnergie
📦 What is this software?
Diaenergie by Deltaww
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise including data exfiltration, database destruction, and remote command execution leading to operational disruption of industrial control systems.
Likely Case
Database compromise allowing theft of sensitive operational data, modification of energy management parameters, and potential lateral movement within industrial networks.
If Mitigated
Limited impact with proper network segmentation and input validation, potentially only allowing information disclosure without system compromise.
🎯 Exploit Status
SQL injection vulnerabilities are commonly exploited and this affects a critical industrial system component.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.8.02.004
Vendor Advisory: https://www.deltaww.com/en-US/products/Industrial_Automation/Industrial_Software/DIAEnergie/Overview/
Restart Required: Yes
Instructions:
1. Download DIAEnergie version 1.8.02.004 from Delta Electronics support portal. 2. Backup current installation and database. 3. Run installer to upgrade. 4. Restart DIAEnergie services. 5. Verify functionality.
🔧 Temporary Workarounds
Network Segmentation
allIsolate DIAEnergie systems from untrusted networks and internet access
Web Application Firewall
allDeploy WAF with SQL injection protection rules
🧯 If You Can't Patch
- Implement strict network access controls to limit connections to DIAEnergie systems
- Deploy intrusion detection systems monitoring for SQL injection patterns
🔍 How to Verify
Check if Vulnerable:
Check DIAEnergie version in application interface or installation directory propertiesCheck Version:
Check DIAEnergie application interface or installation directory propertiesVerify Fix Applied:
Confirm version is 1.8.02.004 or later in application interface📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in application logs
- Multiple failed authentication attempts
- Unexpected database access patterns
Network Indicators:
- SQL injection patterns in HTTP requests to HandlerECC.ashx
- Unusual outbound database connections
SIEM Query:
source="web_logs" AND uri="*HandlerECC.ashx*" AND (query="*SELECT*" OR query="*UNION*" OR query="*OR 1=1*")