CVE-2021-26294 — AI Deep Analysis Summary

🚨 **Essence**: A **Path Traversal** vulnerability in AfterLogic Aurora/WebMail Pro. <br>💥 **Consequences**: Attackers can **read arbitrary files** from the web root.…

🛡️ **Root Cause**: **Directory Traversal** flaw in the WebDAV endpoint.…

📦 **Affected Products**: AfterLogic **Aurora** & **WebMail Pro**. <br>📅 **Versions**: All versions **through 7.7.9** (i.e., ≤ 7.7.9).

🕵️ **Attacker Actions**: Read **all files** under the web root. <br>📂 **Data Access**: Source code, configuration files, database credentials, and other sensitive data stored in the web directory.

⚠️ **Exploitation Threshold**: **LOW**. <br>🔑 **Auth**: Uses a **built-in predefined account** (`caldav_public_user@localhost` / `caldav_public_user`).…

💣 **Public Exploit**: **YES**. <br>🔗 **PoC Available**: Python script by [D0rkerDevil](https://github.com/dorkerdevil/CVE-2021-26294) and Nuclei templates are publicly available. Easy to automate.

🔍 **Self-Check**: Scan for the WebDAV endpoint. <br>🧪 **Test**: Send an HTTP GET request using the hardcoded credentials `caldav_public_user@localhost` and password `caldav_public_user`.…

🩹 **Official Fix**: Update to a version **newer than 7.7.9**. <br>📢 **Status**: The vendor released patches for versions above 7.7.9.

🚧 **No Patch Workaround**: <br>1. **Disable WebDAV** if not needed. <br>2. **Block access** to the WebDAV endpoint via WAF or firewall rules. <br>3. **Rotate credentials** immediately if exposed.

🔥 **Urgency**: **HIGH**. <br>⏳ **Priority**: Patch immediately. The exploit is trivial, uses hardcoded credentials, and allows full file read access. Critical for data privacy.