I just tried it on a freshly installed, fully patched 2.5.1 system and this
attack does indeed work.
If you change the "lo0" to "le0" or "hme0" (depending on your interface
names) it will work like a charm.
This also works with rexecd.
The 2.6 machine I tried it on is not vulnerable.
-- Joe Gross | CCSO Unix Systems Engineer - University of Illinois UC jgross@uiuc.edu | finger for pgp public key