CVE-2024-42417 Delta Electronics CVE debrief

Who should care

Organizations operating Delta Electronics DIAEnergie energy management systems in industrial environments, particularly critical infrastructure operators in energy, manufacturing, and building automation sectors. Security teams responsible for OT/ICS asset protection and vulnerability management programs should prioritize assessment and patching.

Technical summary

The vulnerability exists in the Handler_CFG.ashx script of Delta Electronics DIAEnergie, an industrial energy management system. The flaw permits authenticated attackers to inject arbitrary SQL commands through insufficient input validation. Successful exploitation can manipulate database queries, potentially causing denial of service conditions or operational delays in energy management operations. The attack requires network access and valid credentials but no user interaction, with low attack complexity. CVSS 3.1 vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Defensive priority

HIGH

Recommended defensive actions

• Apply vendor patch: Update DIAEnergie to version v1.10.01.009 by contacting Delta Electronics regional sales or agents
• Review and restrict network access to DIAEnergie management interfaces to authorized administrative hosts only
• Implement network segmentation for industrial control systems per CISA ICS recommended practices
• Monitor Handler_CFG.ashx access logs for anomalous SQL-like patterns or unexpected query parameters
• Validate input sanitization on all authenticated endpoints in DIAEnergie deployments
• Apply principle of least privilege to DIAEnergie administrative accounts

Evidence notes

Vulnerability confirmed in DIAEnergie <=v1.10.01.008 per CISA CSAF product tree. SQL injection vector identified in Handler_CFG.ashx script. Authentication required (PR:L). Vendor fix available in v1.10.01.009.

Official resources