CVE-2024-1015

9.8 CRITICAL

📋 TL;DR

A critical remote command execution vulnerability in SE-elektronic GmbH E-DDC3.3 devices allows attackers to execute arbitrary operating system commands via the web configuration interface. This affects versions 03.07.03 and higher, potentially compromising the entire device and connected systems. Organizations using these building automation controllers are at risk.

💻 Affected Systems

Products:
  • SE-elektronic GmbH E-DDC3.3
Versions: 03.07.03 and higher
Operating Systems: Embedded system (specific OS not specified)
Default Config Vulnerable: ⚠️ Yes
Notes: Devices with web configuration functionality enabled are vulnerable. The vulnerability is in the web interface component.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete device takeover leading to lateral movement within building automation networks, disruption of critical environmental controls, and potential physical safety risks.

🟠

Likely Case

Unauthorized access to device configuration, data exfiltration, installation of persistent backdoors, and disruption of building management functions.

🟢

If Mitigated

Limited impact if devices are isolated from untrusted networks and have strict access controls, though the vulnerability remains present.

🌐 Internet-Facing: HIGH
🏢 Internal Only: HIGH

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

The vulnerability allows command injection via web configuration functionality, suggesting relatively straightforward exploitation once the attack vector is identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not available

Vendor Advisory: Not provided in references

Restart Required: No

Instructions:

No official patch is currently available. Monitor SE-elektronic GmbH for security updates and advisories.

🔧 Temporary Workarounds

Network Isolation

all

Isolate E-DDC3.3 devices from untrusted networks and restrict access to management interfaces.

Access Control

all

Implement strict firewall rules to limit access to the web configuration interface to authorized IP addresses only.

🧯 If You Can't Patch

  • Disable web configuration functionality if not required for operations
  • Implement network segmentation to isolate vulnerable devices from critical systems

🔍 How to Verify

Check if Vulnerable:

Check device version via web interface or management console. If version is 03.07.03 or higher, the device is vulnerable.

Check Version:

Check device web interface or consult device documentation for version information

Verify Fix Applied:

Verify that no patch is available from vendor and that workarounds have been implemented.

📡 Detection & Monitoring

Log Indicators:

  • Unusual command execution attempts in device logs
  • Unauthorized access to web configuration interface
  • Suspicious network traffic to device management ports

Network Indicators:

  • Unexpected outbound connections from E-DDC3.3 devices
  • Traffic patterns suggesting command injection attempts

SIEM Query:

Not specified - monitor for unusual access to device management interfaces and command execution patterns

🔗 References

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