CVE-2021-40960 — AI Deep Analysis Summary

🚨 **Essence**: Galera WebTemplate 1.0 suffers from a **Path Traversal** vulnerability.…

🛡️ **Root Cause**: **Directory Traversal** flaw. <br>⚠️ **Flaw**: The application fails to properly sanitize user input, allowing `../` sequences to access files outside the intended web root.

👥 **Affected**: Specifically **Galera WebTemplate version 1.0**. <br>📦 **Component**: The web template engine itself. <br>🌐 **Vendor**: n/a (General usage of this specific template).

🕵️ **Hackers' Power**: Can read **sensitive system files**. <br>📂 **Data Exposed**: `/etc/passwd` (user accounts) and `/etc/shadow` (password hashes). <br>🔓 **Privilege**: No authentication required to read these files.

🔓 **Threshold**: **LOW**. <br>🚫 **Auth**: No authentication needed. <br>⚙️ **Config**: Exploitable via simple HTTP requests manipulating file paths.

🔍 **Public Exp?**: **YES**. <br>📜 **PoC**: Available via Nuclei templates (ProjectDiscovery). <br>🌍 **Wild Exp**: Likely automated scanning tools can detect and exploit this easily.

🔎 **Self-Check**: Use scanners like **Nuclei** with the specific CVE template. <br>🧪 **Manual**: Send requests with `../../etc/passwd` in the URL path and check for file content in the response.

🩹 **Official Fix**: **Unknown/Not specified** in the provided data. <br>📉 **Status**: The vendor link is provided, but no specific patch version is mentioned in the CVE description.

🛑 **Workaround**: If no patch exists, **disable or remove** the vulnerable Galera WebTemplate 1.0. <br>🚧 **Mitigate**: Restrict web server access to the template directory via firewall rules.

⚡ **Urgency**: **HIGH**. <br>🎯 **Priority**: Immediate action required. <br>📉 **Reason**: Critical data exposure (password hashes) with zero authentication barrier.