SaltStack Salt before 2016.3.8, 2016.11.x before 2016.11.8, and 2017.7.x before 2017.7.2 allows remote attackers to cause a denial of service via a crafted authentication request.
lists.opensuse.org/opensuse-updates/2017-10/msg00073.html
lists.opensuse.org/opensuse-updates/2017-10/msg00075.html
bugzilla.redhat.com/show_bug.cgi?id=1500742
docs.saltstack.com/en/latest/topics/releases/2016.11.8.html
docs.saltstack.com/en/latest/topics/releases/2016.3.8.html
docs.saltstack.com/en/latest/topics/releases/2017.7.2.html
github.com/saltstack/salt/commit/5f8b5e1a0f23fe0f2be5b3c3e04199b57a53db5b