CVE-2021-46107 — AI Deep Analysis Summary

🚨 **What is this vulnerability?** * **Essence:** It's a **Server-Side Request Forgery (SSRF)** flaw in **Ligeo Basics**. * **Target:** The **Ligeo Archives** software (French community archive management). * **Con…

🛡️ **Root Cause? (CWE/Flaw)** * **Flaw:** **SSRF (Server-Side Request Forgery)**. * **Mechanism:** The application's **download feature** does not properly validate URLs or inputs. * **Result:** The server makes r…

👥 **Who is affected? (Versions/Components)** * **Product:** **Ligeo Archives**. * **Component:** **Ligeo Basics**. * **Version:** Specifically mentioned as **as of 02_01-2022** being vulnerable. 📅

🕵️ **What can hackers do? (Privileges/Data)** * **Action:** Exploit the **download functionality**. * **Impact:** Read **ANY document** within the system. * **Severity:** High.…

🔓 **Is exploitation threshold high? (Auth/Config)** * **Threshold:** Likely **Low to Medium**. * **Access:** Requires interaction with the **download feature**. * **Auth:** The data doesn't specify if authenticati…

💣 **Is there a public Exp? (PoC/Wild Exploitation)** * **Yes.** * **Source:** **Nuclei Templates** (ProjectDiscovery) have a YAML template. 📝 * **PoC:** A Python PoC is available on GitHub (Orange-Cyberdefense). 🐍

🔍 **How to self-check? (Features/Scanning)** * **Tool:** Use **Nuclei** with the specific CVE-2021-46107 template. * **Check:** Test the **download endpoint** for SSRF behavior. * **Scan:** Look for unvalidated UR…

🩹 **Is it fixed officially? (Patch/Mitigation)** * **Status:** The data implies a fix is needed for versions **post 02_01-2022**. * **Action:** Update **Ligeo Basics** to a patched version. * **Reference:** Check …

🚧 **What if no patch? (Workaround)** * **Mitigation:** Restrict access to the **download feature**. * **Network:** Implement **WAF rules** to block SSRF payloads. * **Access Control:** Ensure only authorized users…

🚨 **Is it urgent? (Priority Suggestion)** * **Priority:** **HIGH**. * **Reason:** SSRF allows **data exfiltration** of sensitive archives. * **Action:** Patch immediately or apply strict network controls. ⏳