Description
The NetBIOS Name Server (NBNS) protocol does not perform authentication, which allows remote attackers to cause a denial of service by sending a spoofed Name Conflict or Name Release datagram, aka the "NetBIOS Name Server Protocol Spoofing" vulnerability.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Microsoft Windows NT 4.0/2000 - NetBIOS Name Conflict EDB-20106 · remote · Aug 1, 2000 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20000727 Windows NetBIOS Name Conflicts vendor-advisory
- MS00-047 vendor-advisory
- netbios-name-server-spoofing(5035) vdb-entry
- 1515 vdb-entry
- 1514 vdb-entry