CVE-2025-10230 — AI Deep Analysis Summary

🚨 **Essence**: Samba suffers from **OS Command Injection** in the WINS hook handler. <br>💥 **Consequences**: Attackers can execute arbitrary commands on the server.…

🔍 **Root Cause**: **CWE-78** (OS Command Injection). <br>🐛 **Flaw**: The WINS hook mechanism fails to properly validate or escape **NetBIOS names**.…

📦 **Affected**: Samba versions **4.0+** when configured as an **AD Domain Controller**. <br>⚙️ **Specific Config**: Only affects setups with `wins support = yes` AND a custom `wins hook` command defined.…

💀 **Attacker Capabilities**: <br>🔓 **Privileges**: Executes commands with the **privileges of the Samba process** (often root/system).…

📉 **Exploitation Threshold**: **Low** for the specific config. <br>🔑 **Auth**: **Unauthenticated** (No login required). <br>⚙️ **Config**: Requires specific WINS hook configuration.…

💣 **Public Exploits**: **Yes**. Multiple PoCs are available on GitHub (e.g., `dptsec`, `B1ack4sh`, `nehkark`).…

🔎 **Self-Check**: <br>1. Check Samba version (`smbd --version`). <br>2. Insure `smb.conf` for `wins support = yes`. <br>3. Look for `wins hook =` directives. <br>4.…

🛡️ **Official Fix**: **Yes**. Samba has released security updates. <br>📅 **Published**: Nov 7, 2025. <br>✅ **Action**: Update Samba to the latest patched version immediately.…

🚧 **Workaround (No Patch)**: <br>1. **Disable WINS**: Set `wins support = no` in `smb.conf`. <br>2. **Remove Hook**: Delete or comment out the `wins hook` line. <br>3.…

⚡ **Urgency**: **CRITICAL / IMMEDIATE**. <br>🔥 **Priority**: High. Although the attack vector is constrained by config, the impact is **CVSS 10.0** (Full RCE). If your environment uses Samba WINS hooks, patch NOW.…