CVE-2025-22495
📋 TL;DR
An improper input validation vulnerability in the NTP server configuration field of Eaton Network-M2 cards allows authenticated high-privileged users to execute arbitrary commands. This affects Network-M2 cards before version 3.0.4. Note that Network-M2 reached end-of-life in early 2024.
💻 Affected Systems
- Eaton Network-M2 Gigabit Network Card
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise via remote code execution, potentially leading to data theft, system manipulation, or lateral movement within the network.
Likely Case
Privileged authenticated attacker gains command execution on the Network-M2 card, potentially disrupting power management or using it as a foothold for further attacks.
If Mitigated
Limited impact if proper access controls, network segmentation, and monitoring are in place to restrict and detect unauthorized access attempts.
🎯 Exploit Status
Exploitation requires authenticated privileged access and knowledge of the vulnerability. No public exploit code is currently available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 3.0.4
Vendor Advisory: https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/etn-va-2025-1004.pdf
Restart Required: No
Instructions:
1. Download firmware version 3.0.4 from Eaton's support portal. 2. Log into the Network-M2 web interface with administrative credentials. 3. Navigate to Maintenance > Firmware Update. 4. Upload and apply the 3.0.4 firmware file. 5. Verify the update completed successfully.
🔧 Temporary Workarounds
Restrict Administrative Access
allLimit access to Network-M2 management interfaces to only authorized administrators using network segmentation and strict access controls.
Monitor NTP Configuration Changes
allImplement logging and alerting for any changes to NTP server configuration on Network-M2 devices.
🧯 If You Can't Patch
- Replace Network-M2 cards with Network-M3 as recommended by Eaton since Network-M2 is end-of-life
- Implement strict network segmentation to isolate Network-M2 cards from general network traffic
🔍 How to Verify
Check if Vulnerable:
Check firmware version in Network-M2 web interface under Maintenance > Firmware Information. If version is below 3.0.4, the device is vulnerable.Check Version:
No CLI command available. Check via web interface at Maintenance > Firmware Information.Verify Fix Applied:
Confirm firmware version shows 3.0.4 in the web interface and test that NTP configuration field properly validates input.📡 Detection & Monitoring
Log Indicators:
- Unauthorized or suspicious login attempts to Network-M2 management interface
- Unexpected changes to NTP server configuration
- Unusual command execution patterns in system logs
Network Indicators:
- Unusual traffic patterns to/from Network-M2 management ports (default 80/443)
- Suspicious connections to unexpected NTP servers
SIEM Query:
source="network-m2" AND (event_type="config_change" AND config_field="ntp_server") OR (event_type="auth" AND result="failure")