CVE-2024-4341
📋 TL;DR
This vulnerability in ExtremePacs Extreme XDS allows attackers to bypass authorization controls by manipulating user-provided keys, potentially accessing unauthorized data. It affects Extreme XDS versions before 3928, allowing unauthorized data collection from the system.
💻 Affected Systems
- ExtremePacs Extreme XDS
📦 What is this software?
Extreme Xds by Extremepacs
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with unauthorized access to sensitive medical data, potential data exfiltration, and privilege escalation.
Likely Case
Unauthorized access to patient data and medical records through manipulated API requests or user inputs.
If Mitigated
Limited impact with proper input validation, authorization checks, and network segmentation in place.
🎯 Exploit Status
Exploitation requires understanding of the API/data collection endpoints but is straightforward once identified.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 3928 or later
Vendor Advisory: https://www.usom.gov.tr/bildirim/tr-24-0893
Restart Required: Yes
Instructions:
1. Download Extreme XDS version 3928 or later from vendor. 2. Backup current installation. 3. Apply the update following vendor documentation. 4. Restart the service/application. 5. Verify the update was successful.
🔧 Temporary Workarounds
Implement Input Validation
allAdd server-side validation for all user-controlled keys and parameters
Network Segmentation
allRestrict access to Extreme XDS to only authorized networks and users
🧯 If You Can't Patch
- Implement strict network access controls and firewall rules to limit who can access the Extreme XDS system
- Enable detailed logging and monitoring for unauthorized access attempts to data collection endpoints
🔍 How to Verify
Check if Vulnerable:
Check Extreme XDS version number in administration interface or configuration files. If version is below 3928, system is vulnerable.Check Version:
Check application interface or consult vendor documentation for version checking method.Verify Fix Applied:
Verify version is 3928 or higher and test authorization controls on data collection endpoints.📡 Detection & Monitoring
Log Indicators:
- Unusual data collection requests
- Failed authorization attempts on data endpoints
- Requests with manipulated parameter keys
Network Indicators:
- Unusual API calls to data collection endpoints
- Requests bypassing normal authentication flows
SIEM Query:
source="extreme_xds" AND (event_type="data_collection" AND user_id!=expected_user) OR (status="unauthorized" AND method="POST")