Port 5357 Hacktricks ((link)) <4K>

to verify that the system is actively listening and to confirm it is indeed the Windows WSD service. Service Probing

Defensive posture — practical, prioritized steps

: If you are auditing an older, unpatched Windows Server or workstation, the HTTP protocol stack may be vulnerable to a remote code execution or Denial of Service (DoS) flaw via a maliciously crafted Range header.You can test for this vulnerability using curl : port 5357 hacktricks

Attackers use this port to identify internal devices to pivot from a workstation to network devices. PentestPad 3. Vulnerabilities and Exploits CVE-2009-2512 (MS09-063):

WSDAPI typically listens on TCP 5357/5358 after receiving broadcast messages on UDP 3702. Capturing these broadcasts reveals a target's UUID (Universally Unique Identifier), which is required to trigger certain legacy vulnerabilities. to verify that the system is actively listening

Older Windows systems utilizing Microsoft-HTTPAPI/2.0 may be vulnerable to a critical remote code execution flaw in the HTTP.sys driver. This occurs when processing crafted HTTP requests containing a specific Range header.

suggest blocking this port at the firewall level to prevent unnecessary information leakage. specific Nmap scripts for enumerating WSD services, or are you looking for firewall configuration steps to secure this port? This occurs when processing crafted HTTP requests containing

Operational guidance for red teams and defenders

This article is part of the HackTricks-style knowledge base. Always perform attacks only on systems you own or have explicit permission to test.

5357/tcp open http Microsoft HTTPAPI httpd 2.0 (SSDP/UPnP) |_http-title: Service Unavailable Use code with caution.