CVE-2024-7693
📋 TL;DR
CVE-2024-7693 is a relative path traversal vulnerability in Raiden MAILD Remote Management System that allows unauthenticated remote attackers to read arbitrary files on the server. This affects organizations using Team Johnlong Software's Raiden MAILD Remote Management System. Attackers can exploit this without credentials to access sensitive system files.
💻 Affected Systems
- Raiden MAILD Remote Management System
📦 What is this software?
Raidenmaild by Raidenmaild
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise through reading configuration files, passwords, SSH keys, or other sensitive data leading to lateral movement and data exfiltration.
Likely Case
Unauthorized access to sensitive configuration files, user credentials, and system information that could enable further attacks.
If Mitigated
Limited impact if proper network segmentation, file permissions, and access controls prevent access to critical system files.
🎯 Exploit Status
The vulnerability requires no authentication and has simple exploitation path via path traversal sequences.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check with vendor for specific patched version
Vendor Advisory: https://www.twcert.org.tw/en/cp-139-7999-208bf-2.html
Restart Required: Yes
Instructions:
1. Contact Team Johnlong Software for patched version
2. Backup current configuration
3. Apply vendor-provided patch
4. Restart Raiden MAILD service
5. Verify fix implementation
🔧 Temporary Workarounds
Network Access Restriction
linuxRestrict access to Raiden MAILD management interface to trusted IP addresses only
iptables -A INPUT -p tcp --dport [RAIDEN_PORT] -s [TRUSTED_IP] -j ACCEPT
iptables -A INPUT -p tcp --dport [RAIDEN_PORT] -j DROP
File Permission Hardening
linuxRestrict file system permissions to limit accessible files
chmod 600 /etc/passwd /etc/shadow
chmod 700 /root /home/*
🧯 If You Can't Patch
- Implement strict network segmentation to isolate Raiden MAILD system from sensitive data
- Deploy web application firewall (WAF) with path traversal protection rules
🔍 How to Verify
Check if Vulnerable:
Test if the system responds to path traversal attempts in the management interface (e.g., attempt to access ../../etc/passwd)Check Version:
Check Raiden MAILD version in administration interface or contact vendorVerify Fix Applied:
Retest path traversal attempts after patch application to confirm they are blocked📡 Detection & Monitoring
Log Indicators:
- Multiple failed file access attempts with ../ sequences
- Unusual file access patterns from external IPs
- Access to system files from Raiden MAILD process
Network Indicators:
- HTTP requests containing ../ or ..\ sequences to Raiden MAILD port
- Unusual outbound connections from Raiden MAILD server
SIEM Query:
source="raiden_maild" AND (uri="*../*" OR uri="*..\\*")