SCO - Telnetd AYT overflow ?

From: KF (
Date: 07/25/01

Message-ID: <>
Date: Wed, 25 Jul 2001 03:44:46 -0400
From: KF <>
Subject: SCO - Telnetd AYT overflow ? 

Based on the results from the Telnet AYT scanner provided by SCO OpenServer may be vulnerable. tested versions
5.0.5 and 5.0.6.

Can Caldera or perhaps someone else verify this?

[elguapo@linux elguapo]$ ./tel
Telnetd AYT overflow scanner, by Security Point(R)
Connected to remote host...
Sending telnet options... stand by...
Telnetd on vulnerable

[elguapo@linux elguapo]$ telnet
Connected to
Escape character is '^]'.
SCO OpenServer(TM) Release 5 ( (ttyp7)
Welcome to UnixDev
elnet> quit
Connection closed.