Sendmail decode Alias Arbitrary File Overwrite

This script is Copyright (C) 1999-2012 Tenable Network Security, Inc.


Synopsis :

It might be possible to overwrite arbitrary files on the server.

Description :

The remote SMTP server seems to pipe mail sent to the 'decode' alias
to a program.

There have been in the past a lot of security problems regarding this,
as it would allow an attacker to overwrite arbitrary files on the remote
server.

We suggest you deactivate this alias.

Solution :

Remove the 'decode' line in /etc/aliases.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N)

Family: SMTP problems

Nessus Plugin ID: 10248 ()

Bugtraq ID:

CVE ID: CVE-1999-0096