CVE-2020-11798 — AI Deep Analysis Summary

🚨 **Essence**: Path Traversal in Mitel MiCollab AWV. 📉 **Consequences**: Attackers can bypass access controls to read **arbitrary files** from restricted server directories via crafted URLs.…

🛡️ **Root Cause**: Insufficient access validation. 🐛 **Flaw**: The web conference component fails to properly sanitize user input in URLs, allowing directory traversal sequences (`../`) to escape intended paths.…

🏢 **Vendor**: Mitel Networks. 📦 **Product**: MiCollab AWV (Audio/Video/Web Conferencing). 📅 **Affected Versions**: < 8.1.2.4 AND < 9.1.3 (9.x series). ✅ **Safe**: 8.1.2.4+ and 9.1.3+.

🕵️ **Action**: Read files. 🔓 **Privileges**: Low/Network-level (no auth required mentioned). 📂 **Data**: Any file in restricted directories. 📄 **Examples**: Config files, source code, sensitive logs.…

📉 **Threshold**: **LOW**. 🌐 **Auth**: Likely unauthenticated (URL-based). ⚙️ **Config**: Requires network access to the web conference component. 🎯 **Ease**: Simple crafted URL request.…

📜 **PoC**: Yes. 🔗 **Source**: ProjectDiscovery Nuclei templates & PacketStorm. 🌍 **Wild Exploit**: Publicly available scripts exist. ⚠️ **Risk**: Automated scanners can detect this easily.…

🔍 **Check**: Send crafted URL with `../` sequences to the web conference endpoint. 📡 **Scan**: Use Nuclei template `CVE-2020-11798.yaml`. 📊 **Result**: Look for file content in response instead of 404/403.…

🔧 **Fix**: Yes. 📥 **Patch**: Upgrade to **MiCollab AWV 8.1.2.4** or **9.1.3** (or later). 📢 **Advisory**: Mitel Security Advisory 20-0005. 🔄 **Action**: Immediate update recommended for all affected instances.

🚧 **Workaround**: If patching is delayed, restrict network access to the web conference component. 🛑 **Firewall**: Block external access to the vulnerable port/URL.…

🔴 **Priority**: **HIGH**. 🚨 **Urgency**: Critical data leakage risk. ⏳ **Time**: Vulnerable since 2020, still unpatched in many legacy systems. 📢 **Action**: Patch immediately.…