CVE-2021-30497 — AI Deep Analysis Summary

🚨 **What is this vulnerability?** * **Essence:** It’s a **Path Traversal** flaw in Ivanti Avalanche. * **The Flaw:** The `/AvalancheWeb/image` endpoint doesn’t check if the `imageFilePath` stays inside the allowed f…

🛡️ **Root Cause? (CWE/Flaw)** * **Type:** **Local File Inclusion (LFI)** / Directory Traversal. * **Technical Detail:** Missing validation on the `imageFilePath` parameter. * **Why?…

👥 **Who is affected? (Versions/Components)** * **Product:** **Ivanti Avalanche**. * **Specific Version:** **6.3.2**. * **Context:** Enterprise Mobile Device Management (MDM) system. * **Scope:** Devices managed …

💻 **What can hackers do? (Privileges/Data)** * **Action:** Read arbitrary files from the server. * **Data:** Sensitive configs, credentials, internal logs.…

📊 **Is exploitation threshold high? (Auth/Config)** * **Auth:** **NO** authentication needed! 🚫 * **Complexity:** Low.…

🔍 **Is there a public Exp? (PoC/Wild Exploitation)** * **PoC Available:** **YES**. * **Source:** ProjectDiscovery Nuclei Templates.…

🔎 **How to self-check? (Features/Scanning)** * **Tool:** Use **Nuclei** with the specific CVE template. * **Target:** Check if `/AvalancheWeb/image` endpoint exists. * **Test:** Send a path traversal payload (e.g.…

🩹 **Is it fixed officially? (Patch/Mitigation)** * **Vendor:** Ivanti issued a **Security Alert**. * **Reference:** See Ivanti Forums & SSD Disclosure.…

🚧 **What if no patch? (Workaround)** * **Network:** Block external access to `/AvalancheWeb/image`. * **WAF:** Deploy rules to block `../` sequences in URLs. * **Access:** Restrict access to internal networks only…

⚡ **Is it urgent? (Priority Suggestion)** * **Priority:** **CRITICAL** 🔴 * **Reason:** Unauthenticated + Remote + File Read. * **Action:** Patch immediately or isolate the service. * **Risk:** High likelihood of…