CVE-2018-7700 — AI Deep Analysis Summary

🚨 **Essence**: A Cross-Site Request Forgery (CSRF) flaw in Desdev DedeCMS. <br>💥 **Consequences**: Attackers can trick users into executing arbitrary PHP code via the `partcode` parameter in `tag_test_action.php`.…

🛡️ **Root Cause**: Lack of CSRF validation on the `tag_test_action.php` endpoint. <br>⚠️ **Flaw**: The system blindly accepts the `partcode` parameter, allowing injection of `runphp` fields.…

📦 **Affected**: Desdev DedeCMS (Zhimeng CMS). <br>🔢 **Version**: Specifically **v5.7**. <br>🏢 **Vendor**: Desdev Technology Co., Ltd. (China). <br>🌐 **Type**: PHP Content Management System (CMS).

👑 **Privileges**: Arbitrary Code Execution. <br>💾 **Data**: Full control over the server environment.…

🔓 **Threshold**: **Low**. <br>👤 **Auth**: Requires the victim to be logged into the DedeCMS backend. <br>⚙️ **Config**: No complex configuration needed; just a crafted request to `tag_test_action.php`.…

📢 **Public Exp**: **Yes**. <br>📜 **PoC**: Available via Nuclei templates (ProjectDiscovery). <br>🌍 **Wild Exp**: Active exploitation is possible since the PoC is public.…

🔍 **Self-Check**: Scan for `tag_test_action.php` endpoints. <br>🧪 **Test**: Send a request with `partcode` containing `runphp='1'` or malicious PHP code.…

🩹 **Official Patch**: **Yes**. <br>📅 **Date**: Published around March 2018. <br>🔄 **Action**: Update DedeCMS to the latest secure version.…

🚧 **Workaround**: If patching is delayed: <br>1️⃣ **Restrict Access**: Block `tag_test_action.php` via WAF or Nginx/Apache rules.…

🔥 **Urgency**: **HIGH**. <br>⚖️ **Priority**: Critical. <br>🚀 **Reason**: Arbitrary code execution is a severe threat. <br>📉 **Risk**: Easy to exploit with public PoCs.…