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Re: several vulnerabilities present in Belkin wireless routers
From: Steve Kemp <steve () steve org uk>
Date: Fri, 15 Jul 2005 16:37:10 +0100

On Fri, Jul 15, 2005 at 08:14:14AM -0000, m123303 () securityfocus com wrote:

The first problem is the existance of a default telnet backdoor
running on the usual 23/tcp port. From my experience, telnet
interfaces are NOT enabled by default in wireless routers but rather,
they usually need to be enabled from their administrative web
interfaces manually:

<Start of output>

Starting nmap 3.75 ( http://www.insecure.org/nmap/ ) at 2005-06-06
18:34 BST
Initiating SYN Stealth Scan against BelkinModem.Belkin (

  The obvious question to ask here, is "Can the telnet service be
 connected to from the WAN side?".

  All the later content you present, whilst interesting, is of
 less value if the attacker must be on the LAN side of the router.

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