It has always been vulnerable to MITM attacks when it is not used with DNSSEC,
and has been removed from XEP-0156 because of that. We have been issued
CVE-2022-26491 for this issue.
More discussion can be found at
https://mail.jabber.org/pipermail/standards/2022-February/038759.html.
Testing Done:
Compiled
Reviewed at https://reviews.imfreedom.org/r/1357/
#! /bin/sh
# Pidgin and Finch: The Pimpin' Penguin IM Clients That're Good for the Soul
# Copyright (C) 2003-2008 Gary Kramlich <grim@reaperworld.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.