CVE-2025-9398
📋 TL;DR
This vulnerability in YiFang CMS allows remote attackers to access sensitive information through the exportInstallTable function in Migrate.php. It affects all installations up to version 2.0.5. The information disclosure could expose database structure or configuration details.
💻 Affected Systems
- YiFang CMS
📦 What is this software?
Yifang by Wanglongcn
⚠️ Risk & Real-World Impact
Worst Case
Database schema, configuration files, or sensitive system information exposed to attackers, potentially enabling further attacks.
Likely Case
Exposure of database table structures, migration scripts, or CMS configuration details that could aid reconnaissance.
If Mitigated
Limited exposure of non-critical system information with proper access controls in place.
🎯 Exploit Status
Public proof-of-concept available, remote exploitation without authentication, simple attack vector.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown - vendor unresponsive
Vendor Advisory: None available
Restart Required: No
Instructions:
No official patch available. Consider upgrading to any newer version if available, or implement workarounds.
🔧 Temporary Workarounds
Restrict access to vulnerable endpoint
allBlock access to the exportInstallTable function via web server configuration or application firewall
# Apache: RewriteRule ^.*app/utils/base/database/Migrate\.php.*$ - [F,L]
# Nginx: location ~* /app/utils/base/database/Migrate\.php { deny all; }
Disable vulnerable function
allModify Migrate.php to disable or restrict the exportInstallTable function
# Edit app/utils/base/database/Migrate.php and add: if (function_exists('exportInstallTable')) { function exportInstallTable() { return false; } }
🧯 If You Can't Patch
- Implement strict network segmentation and firewall rules to limit access to YiFang CMS instances
- Deploy web application firewall (WAF) with rules to detect and block exploitation attempts
🔍 How to Verify
Check if Vulnerable:
Check YiFang CMS version in admin panel or by examining version files. If version ≤ 2.0.5, system is vulnerable.Check Version:
Check YiFang CMS configuration files or admin interface for version informationVerify Fix Applied:
Test if exportInstallTable endpoint returns data. If properly mitigated, it should return error or no sensitive data.📡 Detection & Monitoring
Log Indicators:
- HTTP requests to /app/utils/base/database/Migrate.php with exportInstallTable parameter
- Unusual access patterns to database-related endpoints
Network Indicators:
- Outbound requests from YiFang CMS servers to suspicious IPs following exploitation
- Unusual data export patterns
SIEM Query:
source="web_access.log" AND (uri="/app/utils/base/database/Migrate.php" OR uri LIKE "%exportInstallTable%")