Security Basics mailing list archives

RE: Port 8081 mystery


From: "Young, Randy" <RWYoung () verisign com>
Date: Tue, 23 Jan 2007 15:48:13 -0800

Just by chance are you running McAfee ePolicy Orchestrator?  That also
uses port 8081.

Randy 

-----Original Message-----
From: listbounce () securityfocus com 
[mailto:listbounce () securityfocus com] On Behalf Of WALI
Sent: Tuesday, January 23, 2007 10:07 AM
To: security-basics () securityfocus com
Subject: Port 8081 mystery

HI list...

I ran a nmap scan on quite a few machines on my internal 
subnet and one port that appears on all those scans, 
especially the machines that are still running adequately 
patched but older Windows 2000 workstations, is tcp 8081. 
Though nmap shows this as blackice-icecap port I do not find 
any such application running in task manager neither is this 
installed.

nestat-a just lists this port as 'Listening' and does not 
list any application name assigned to it, so why is this port 
there? Who is using this? I have ran antivirus scan and 
spybot checker just to rule out any malware possibilities.

Nessus Scan (tis weeks plugin feed) does not show this port 
listed amongst any vulnerability.

Here is the nmap output:

SuSE101:/home/root # nmap -O 192.168.126.245 --osscan-guess 
Starting Nmap 4.00 ( http://www.insecure.org/nmap/ ) at 
2007-01-23 11:10 GST Interesting ports on 192.168.126.245:
(The 1667 ports scanned but not shown below are in state: closed)
PORT     STATE SERVICE
135/tcp  open  msrpc
139/tcp  open  netbios-ssn
445/tcp  open  microsoft-ds
2030/tcp open  device2
8081/tcp open  blackice-icecap
Device type: general purpose
Running: Microsoft Windows NT/2K/XP
OS details: Microsoft Windows 2000 SP4 or XP SP1

Nmap finished: 1 IP address (1 host up) scanned in 1.107 seconds




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