CVE-2024-6209

10.0 CRITICAL

📋 TL;DR

This vulnerability allows attackers to access files without authorization in ABB ASPECT-Enterprise, NEXUS Series, and MATRIX Series web servers. It affects all systems running version 3.08.01 of these industrial control system products. Attackers can potentially read sensitive files they shouldn't have access to.

💻 Affected Systems

Products:
  • ABB ASPECT-Enterprise
  • ABB NEXUS Series
  • ABB MATRIX Series
Versions: v3.08.01
Operating Systems: Not specified in CVE
Default Config Vulnerable: ⚠️ Yes
Notes: Affects the web server component of these industrial control system products.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete system compromise through access to configuration files, credentials, or sensitive operational data leading to industrial process disruption or safety incidents.

🟠

Likely Case

Unauthorized access to sensitive files containing configuration data, user information, or system logs that could facilitate further attacks.

🟢

If Mitigated

Limited impact if proper network segmentation and access controls prevent external attackers from reaching the vulnerable web interface.

🌐 Internet-Facing: HIGH - Web servers exposed to the internet are directly vulnerable to exploitation.
🏢 Internal Only: HIGH - Even internally accessible systems are vulnerable to insider threats or compromised internal systems.

🎯 Exploit Status

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

CWE-552 indicates files or directories are accessible to unauthorized actors, suggesting straightforward exploitation.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not specified in provided references

Vendor Advisory: https://search.abb.com/library/Download.aspx?DocumentID=9AKK108469A7497&LanguageCode=en&DocumentPartId=&Action=Launch

Restart Required: Yes

Instructions:

1. Review ABB advisory for specific patch details. 2. Apply vendor-provided patches or updates. 3. Restart affected systems. 4. Verify patch application.

🔧 Temporary Workarounds

Network Segmentation

all

Isolate affected systems from untrusted networks and limit access to authorized users only.

Access Control Lists

all

Implement strict firewall rules to restrict access to the web server ports.

🧯 If You Can't Patch

  • Implement network segmentation to isolate affected systems
  • Deploy web application firewall (WAF) with file access protection rules

🔍 How to Verify

Check if Vulnerable:

Check if system is running ABB ASPECT-Enterprise, NEXUS Series, or MATRIX Series version 3.08.01.

Check Version:

Check product documentation or web interface for version information.

Verify Fix Applied:

Verify system version has been updated beyond v3.08.01 per vendor guidance.

📡 Detection & Monitoring

Log Indicators:

  • Unusual file access patterns in web server logs
  • Access attempts to sensitive file paths

Network Indicators:

  • HTTP requests attempting directory traversal or file access patterns

SIEM Query:

web_server_access AND (path_contains:"../" OR file_extension:".config" OR file_extension:".ini")

🔗 References

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