CVE-2024-47133
📋 TL;DR
This vulnerability allows remote authenticated attackers with administrative privileges to execute arbitrary operating system commands on affected IO-DATA UD-LT1 devices. Attackers can gain full system control by exploiting improper input validation in the firmware. Organizations using UD-LT1 or UD-LT1/EX devices with firmware version 2.1.9 or earlier are affected.
💻 Affected Systems
- IO-DATA UD-LT1
- IO-DATA UD-LT1/EX
⚠️ 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 device compromise leading to data theft, lateral movement to other network devices, installation of persistent backdoors, or use as a pivot point for further attacks.
Likely Case
Attackers with administrative credentials execute commands to steal configuration data, modify device settings, or disrupt operations.
If Mitigated
With proper network segmentation and administrative account controls, impact is limited to the isolated device with minimal data exposure.
🎯 Exploit Status
Exploitation requires administrative credentials but is straightforward once credentials are obtained. No public exploit code is currently available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Firmware version 2.2.0 or later
Vendor Advisory: https://www.iodata.jp/support/information/2024/11_ud-lt1/
Restart Required: Yes
Instructions:
1. Download firmware version 2.2.0 or later from IO-DATA support site. 2. Log into device web interface with admin account. 3. Navigate to firmware update section. 4. Upload and apply the new firmware. 5. Device will automatically restart after update.
🔧 Temporary Workarounds
Restrict administrative access
allLimit administrative account access to trusted IP addresses only
Configure firewall rules to restrict access to device management interface from specific IP ranges
Change default credentials
allEnsure strong, unique passwords are used for all administrative accounts
Change admin password via device web interface or CLI
🧯 If You Can't Patch
- Isolate affected devices in a separate VLAN with strict network access controls
- Disable remote administrative access and require local console access only
🔍 How to Verify
Check if Vulnerable:
Check firmware version in device web interface under System Information or SettingsCheck Version:
Login to device web interface and navigate to System > Firmware InformationVerify Fix Applied:
Confirm firmware version shows 2.2.0 or later in system information📡 Detection & Monitoring
Log Indicators:
- Unusual command execution patterns in system logs
- Multiple failed login attempts followed by successful administrative login
- Unexpected system configuration changes
Network Indicators:
- Unusual outbound connections from device
- Traffic patterns suggesting command execution
- Administrative login from unexpected IP addresses
SIEM Query:
source="ud-lt1" AND (event_type="command_execution" OR event_type="config_change")