CVE-2022-34907
📋 TL;DR
An authentication bypass vulnerability in FileWave allows unauthenticated attackers to gain administrative access to the platform. This affects FileWave versions before 14.6.3 and 14.7.x before 14.7.2, potentially compromising the entire MDM system.
💻 Affected Systems
- FileWave
📦 What is this software?
Filewave by Filewave
Filewave by Filewave
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of the FileWave platform, allowing attackers to deploy malicious configurations, exfiltrate sensitive data, and gain control over managed devices.
Likely Case
Unauthorized administrative access leading to data theft, configuration changes, and potential lateral movement to managed endpoints.
If Mitigated
Limited impact if proper network segmentation and access controls prevent external access to vulnerable instances.
🎯 Exploit Status
Detailed technical analysis and exploitation methods have been publicly disclosed.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 14.6.3 or 14.7.2
Vendor Advisory: https://kb.filewave.com/pages/viewpage.action?pageId=55544244
Restart Required: Yes
Instructions:
1. Backup your FileWave configuration. 2. Download and install FileWave version 14.6.3 or 14.7.2 from the vendor portal. 3. Restart the FileWave services. 4. Verify the update was successful.
🔧 Temporary Workarounds
Network Isolation
allRestrict network access to FileWave administration interfaces to trusted IP addresses only.
🧯 If You Can't Patch
- Implement strict network segmentation to isolate FileWave servers from untrusted networks
- Enable detailed logging and monitoring for authentication attempts and administrative actions
🔍 How to Verify
Check if Vulnerable:
Check FileWave version via admin interface or system logs. Vulnerable if version is below 14.6.3 or between 14.7.0 and 14.7.1.Check Version:
On FileWave server: fwcontrol server versionVerify Fix Applied:
Confirm version is 14.6.3 or 14.7.2 or higher in the admin interface.📡 Detection & Monitoring
Log Indicators:
- Unauthenticated access to administrative endpoints
- Unusual administrative actions from new IP addresses
- Authentication bypass attempts in web server logs
Network Indicators:
- Unusual HTTP requests to FileWave admin endpoints from external sources
- Traffic patterns suggesting authentication bypass
SIEM Query:
source="filewave" AND (event="authentication_failure" OR event="admin_access") AND src_ip NOT IN [trusted_ips]🔗 References
- https://claroty.com/2022/07/25/blog-research-with-management-comes-risk-finding-flaws-in-filewave-mdm/
- https://kb.filewave.com/pages/viewpage.action?pageId=55544244
- https://claroty.com/2022/07/25/blog-research-with-management-comes-risk-finding-flaws-in-filewave-mdm/
- https://kb.filewave.com/pages/viewpage.action?pageId=55544244
