CVE-2022-1377
📋 TL;DR
Delta Electronics DIAEnergie versions prior to 1.8.02.004 contain a blind SQL injection vulnerability in the DIAE_rltHandler.ashx component. This allows attackers to execute arbitrary SQL queries, potentially compromising database integrity and executing system commands. Organizations using vulnerable DIAEnergie installations for industrial control systems are affected.
💻 Affected Systems
- Delta Electronics DIAEnergie
📦 What is this software?
Diaenergie by Deltaww
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise allowing attackers to execute arbitrary commands, exfiltrate sensitive industrial data, manipulate control systems, and pivot to other network segments.
Likely Case
Database compromise leading to data theft, manipulation of industrial process data, and potential disruption of monitoring systems.
If Mitigated
Limited impact with proper network segmentation, database permissions, and input validation controls in place.
🎯 Exploit Status
SQL injection vulnerabilities are commonly exploited and this one allows command execution, making weaponization likely even without public PoC.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.8.02.004
Vendor Advisory: https://www.cisa.gov/uscert/ics/advisories/icsa-22-081-01
Restart Required: Yes
Instructions:
1. Download DIAEnergie version 1.8.02.004 from Delta Electronics. 2. Backup current installation and data. 3. Install the update following vendor instructions. 4. Restart the DIAEnergie service and 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
- Monitor for SQL injection attempts in web server logs and implement database activity monitoring
🔍 How to Verify
Check if Vulnerable:
Check DIAEnergie version in application interface or installation directory. Versions below 1.8.02.004 are vulnerable.Check Version:
Check DIAEnergie application interface or installation propertiesVerify Fix Applied:
Confirm version is 1.8.02.004 or higher and test that DIAE_rltHandler.ashx no longer accepts malicious SQL input.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts
- Suspicious requests to DIAE_rltHandler.ashx
Network Indicators:
- SQL injection patterns in HTTP requests
- Unusual outbound connections from DIAEnergie server
SIEM Query:
source="web_server" AND uri="*DIAE_rltHandler.ashx*" AND (query="*SELECT*" OR query="*UNION*" OR query="*OR 1=1*")