CVE-2024-4585
📋 TL;DR
This CSRF vulnerability in DedeCMS 5.7 allows attackers to trick authenticated users into performing unintended actions by manipulating the /src/dede/member_type.php file. Attackers can exploit this remotely to modify user permissions or settings. All DedeCMS 5.7 installations with the vulnerable file are affected.
💻 Affected Systems
- DedeCMS
📦 What is this software?
Dedecms by Dedecms
⚠️ Risk & Real-World Impact
Worst Case
Attackers could modify administrator accounts, change user permissions, or alter system settings through CSRF attacks against authenticated users.
Likely Case
Attackers trick administrators or privileged users into clicking malicious links that modify user roles or system configurations.
If Mitigated
With proper CSRF protections and user awareness, impact is limited to failed exploitation attempts.
🎯 Exploit Status
Exploit requires user interaction (clicking malicious link) but is technically simple to implement.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None available
Restart Required: No
Instructions:
No official patch available. Vendor was contacted but did not respond. Consider workarounds or alternative CMS solutions.
🔧 Temporary Workarounds
Implement CSRF Tokens
allAdd CSRF token validation to /src/dede/member_type.php and related forms
Modify PHP files to include and validate CSRF tokens on form submissions
Restrict Access
allRestrict access to /src/dede/member_type.php to trusted IP addresses only
Add IP-based restrictions in .htaccess or web server configuration
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to detect and block CSRF attempts
- Educate users about phishing risks and implement strict access controls for administrative functions
🔍 How to Verify
Check if Vulnerable:
Check if /src/dede/member_type.php exists and lacks CSRF protection in DedeCMS 5.7 installationCheck Version:
Check DedeCMS version in system configuration or admin panelVerify Fix Applied:
Verify CSRF tokens are implemented and validated in member_type.php forms📡 Detection & Monitoring
Log Indicators:
- Multiple failed form submissions from same IP
- Unusual user permission changes
Network Indicators:
- HTTP POST requests to member_type.php without referrer validation
SIEM Query:
source="web_logs" AND uri="/src/dede/member_type.php" AND method="POST" AND NOT referrer CONTAINS expected_domain