CVE-2024-33830
📋 TL;DR
CVE-2024-33830 is a Cross-Site Request Forgery vulnerability in idccms v1.35 that allows attackers to trick authenticated administrators into performing unauthorized actions via the /admin/readDeal.php?mudi=clearWebCache endpoint. This affects all idccms v1.35 installations with administrative interfaces accessible to users.
💻 Affected Systems
- idccms
📦 What is this software?
Idccms by Idccms
⚠️ Risk & Real-World Impact
Worst Case
Attackers could clear web cache, potentially causing service disruption or data loss, and could chain with other vulnerabilities for more severe attacks.
Likely Case
Unauthorized cache clearing leading to temporary performance degradation or service disruption.
If Mitigated
Minimal impact with proper CSRF protections and administrative access controls in place.
🎯 Exploit Status
Exploitation requires tricking authenticated admin users; proof-of-concept available in public repositories.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None known
Restart Required: No
Instructions:
No official patch available; implement CSRF tokens and input validation in /admin/readDeal.php.
🔧 Temporary Workarounds
Implement CSRF Protection
allAdd CSRF tokens to administrative forms and validate them server-side.
Modify PHP files to include anti-CSRF tokens
Restrict Administrative Access
allLimit access to administrative interfaces using network controls or authentication.
Configure firewall rules or web server access controls
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block CSRF attempts
- Monitor administrative actions and audit logs for suspicious cache clearing
🔍 How to Verify
Check if Vulnerable:
Check if idccms version is 1.35 and /admin/readDeal.php endpoint lacks CSRF protection.Check Version:
Check CMS configuration files or admin panel for version information.Verify Fix Applied:
Verify CSRF tokens are implemented and validated in administrative forms.📡 Detection & Monitoring
Log Indicators:
- Multiple cache clearing requests from unusual IPs or user agents
- Administrative actions without proper referrer headers
Network Indicators:
- POST requests to /admin/readDeal.php without CSRF tokens
- Suspicious referrer patterns
SIEM Query:
source="web_logs" AND uri="/admin/readDeal.php" AND (method="POST" OR parameters="mudi=clearWebCache")