CVE-2024-52883
📋 TL;DR
A path traversal vulnerability in AudioCodes One Voice Operations Center (OVOC) allows unauthenticated attackers to read sensitive data. This affects all OVOC installations before version 8.4.582. The vulnerability enables unauthorized access to files on the server.
💻 Affected Systems
- AudioCodes One Voice Operations Center (OVOC)
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of sensitive configuration files, credentials, and system data leading to full system takeover or data exfiltration.
Likely Case
Unauthorized access to configuration files, logs, and potentially credentials stored on the file system.
If Mitigated
Limited impact with proper network segmentation and access controls preventing external exploitation.
🎯 Exploit Status
Exploitation requires no authentication and minimal technical skill due to path traversal nature.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 8.4.582 or later
Vendor Advisory: https://www.audiocodes.com/solutions-products/products/management-products-solutions/one-voice-operations-center
Restart Required: No
Instructions:
1. Download OVOC version 8.4.582 or later from AudioCodes support portal. 2. Follow AudioCodes upgrade documentation. 3. Verify successful upgrade and test functionality.
🔧 Temporary Workarounds
Network Access Restriction
allRestrict network access to OVOC management interface to trusted IPs only
Web Application Firewall
allDeploy WAF with path traversal protection rules
🧯 If You Can't Patch
- Implement strict network segmentation to isolate OVOC from untrusted networks
- Deploy file integrity monitoring to detect unauthorized file access attempts
🔍 How to Verify
Check if Vulnerable:
Check OVOC web interface version in administration panel or system information pageCheck Version:
Check via OVOC web interface: Administration > System InformationVerify Fix Applied:
Confirm version is 8.4.582 or higher in system information📡 Detection & Monitoring
Log Indicators:
- Unusual file access patterns in web server logs
- Multiple failed path traversal attempts
- Access to sensitive file paths from unauthorized sources
Network Indicators:
- HTTP requests with ../ sequences in URLs
- Requests to unusual file paths on OVOC server
SIEM Query:
source="ovoc_web_logs" AND (url="*../*" OR status=200 AND url="*/config/*" OR url="*/password*")