CVE-2020-26214 — AI Deep Analysis Summary

🚨 **Essence**: Alerta < 8.1.0 has an **Auth Bypass** flaw. 📉 **Consequences**: Attackers can log in without credentials, compromising system integrity and data confidentiality.

🛡️ **Root Cause**: **CWE-287** (Improper Authentication). The flaw occurs when using **LDAP** as the auth provider. An **empty password** bypasses the LDAP server check.

👥 **Affected**: **Alerta** (Python monitoring tool). Specifically versions **prior to 8.1.0**. 📦 **Component**: LDAP Authorization Provider configuration.

💀 **Attacker Actions**: Full **Authentication Bypass**. 📂 **Impact**: High Confidentiality & Integrity loss. Hackers gain unauthorized access to the monitoring dashboard and data.

⚡ **Threshold**: **LOW**. ⚙️ **Config**: Requires LDAP setup. 🔓 **Auth**: No valid password needed (empty string works). 🌐 **Network**: Remote exploitation possible (AV:N).

🔍 **Exploit**: Yes. Public **PoC** available via **Nuclei** templates. 🌍 **Wild Exploit**: Likely, given the simple nature of the empty password bypass.

🔎 **Self-Check**: Scan for Alerta instances. 🧪 **Test**: Attempt login with LDAP auth using a **blank/empty password**. 📡 **Tool**: Use Nuclei CVE template for automated detection.

✅ **Fixed**: Yes. Official patch released in **Alerta 8.1.0**. 📝 **Commit**: See GitHub commit `2bfa317`. 🔄 **Action**: Upgrade immediately to v8.1.0+.

🚧 **Workaround**: If patching is delayed, **disable LDAP** auth temporarily. 🔒 **Alternative**: Switch to a different auth provider or enforce strict LDAP bind policies that reject empty binds.

🔥 **Urgency**: **HIGH**. 🚨 **Priority**: Critical. CVSS Score indicates **High** impact (C:H, I:H). Patch immediately to prevent unauthorized access.