Threat Level: green Handler on Duty: Lorna Hutcheson

SANS ISC: TCP/UDP Port 138 Activity - Internet Security | DShield TCP/UDP Port 138 Activity


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Port Information
Protocol Service Name
tcp netbios-dgm NETBIOS Datagram Service
udp netbios-dgm NETBIOS Datagram Service
tcp Chode [trojan] Chode
[get complete service list]
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User Comments
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Comment
David Greenberg 2011-02-17 15:00:28
To signal the PDC to retrieve the list collected by this master browser, the master browser sends the PDC a directed master announcement frame over User Datagram Protocol (UDP) port 138. http://support.microsoft.com/kb/188001
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CVE Links
CVE # Description
CVE-2009-1394
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