CVE-2025-23405
📋 TL;DR
This vulnerability involves improper output neutralization for logs (CWE-117) in DarioHealth medical devices, allowing unauthenticated attackers to inject malicious content into log files. This could obscure incident response efforts and potentially enable injection attacks. Affected systems include DarioHealth medical devices running vulnerable software versions.
💻 Affected Systems
- DarioHealth medical devices
⚠️ 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
Attackers could inject malicious payloads into logs that might be parsed by downstream systems, potentially leading to log injection attacks, data manipulation, or obscuring forensic evidence during incident response.
Likely Case
Log manipulation that complicates incident response and forensic analysis, potentially hiding other malicious activities in system logs.
If Mitigated
Limited to log file corruption without system compromise, with proper log validation and monitoring detecting anomalous entries.
🎯 Exploit Status
Unauthenticated exploitation mentioned in description; log injection typically requires crafting specific log entries.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not specified in references; contact vendor for patched versions.
Vendor Advisory: https://www.dariohealth.com/contact/
Restart Required: Yes
Instructions:
1. Contact DarioHealth via provided URL for patch details. 2. Obtain and apply vendor-provided firmware/software update. 3. Restart affected medical devices as required. 4. Verify patch application through version checks.
🔧 Temporary Workarounds
Disable or restrict logging interfaces
allTemporarily disable or restrict access to logging endpoints to prevent exploitation.
Device-specific configuration commands; consult device manual.
Implement log validation
allAdd input validation to log processing systems to detect and reject malicious entries.
Configure log parsers to validate entries; implementation varies by system.
🧯 If You Can't Patch
- Isolate affected devices on segmented networks to limit attack surface.
- Implement strict monitoring of log files for anomalous entries and review logs regularly.
🔍 How to Verify
Check if Vulnerable:
Check device firmware/software version against vendor advisory; test logging endpoints for injection vulnerabilities if authorized.Check Version:
Device-specific command; typically via device management interface or console (e.g., 'show version' or similar).Verify Fix Applied:
Verify updated version matches vendor patch version; test logging functionality for proper neutralization.📡 Detection & Monitoring
Log Indicators:
- Unusual log entries with special characters or injection patterns
- Log file corruption or unexpected formatting
Network Indicators:
- Unusual traffic to logging ports/interfaces on medical devices
SIEM Query:
source="medical_device_logs" AND (message="*injection*" OR message="*malicious*" OR message CONTAINS special characters)