CVE-2025-13824
📋 TL;DR
This vulnerability allows attackers to crash Rockwell Automation controllers by sending malformed CIP packets, causing a hard fault that requires power cycling to recover. It affects industrial control systems using vulnerable Rockwell products. The impact is denial of service, disrupting industrial operations.
💻 Affected Systems
- Rockwell Automation CompactLogix 5380 controllers
- Rockwell Automation CompactLogix 5480 controllers
- Rockwell Automation Compact GuardLogix 5380 controllers
- Rockwell Automation Compact GuardLogix 5480 controllers
⚠️ 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 controller failure requiring physical intervention, halting industrial processes and causing production downtime.
Likely Case
Controller becomes unresponsive, requiring power cycle and fault clearing to restore functionality.
If Mitigated
Minimal impact if controllers are isolated from untrusted networks and monitored for fault conditions.
🎯 Exploit Status
Exploitation requires sending malformed CIP packets to vulnerable controllers.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: v35.011
Vendor Advisory: https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1766.html
Restart Required: Yes
Instructions:
1. Download firmware v35.011 from Rockwell Automation. 2. Backup controller configuration. 3. Update firmware using Studio 5000 Logix Designer. 4. Restart controller. 5. Verify firmware version.
🔧 Temporary Workarounds
Network segmentation
allIsolate controllers from untrusted networks using firewalls.
CIP traffic filtering
allBlock unnecessary CIP traffic at network boundaries.
🧯 If You Can't Patch
- Implement strict network segmentation to isolate controllers
- Monitor for fault codes 0xF019 and solid/flashing red Fault LEDs
🔍 How to Verify
Check if Vulnerable:
Check controller firmware version in Studio 5000 Logix Designer or web interface.Check Version:
In Studio 5000: Controller Properties > ControllerVerify Fix Applied:
Confirm firmware version is v35.011 or later.📡 Detection & Monitoring
Log Indicators:
- Fault code 0xF019 in controller logs
- Hard fault entries
Network Indicators:
- Unusual CIP packet patterns to controllers
- Multiple connection attempts
SIEM Query:
source="controller_logs" fault_code="0xF019" OR "hard fault"