It was found that JGroups did not require necessary headers for encrypt and auth protocols from new nodes joining the cluster. An attacker could use this flaw to bypass security restrictions, and use this vulnerability to send and receive messages within the cluster, leading to information disclosure, message spoofing, or further possible attacks.
rhn.redhat.com/errata/RHSA-2016-1435.html
rhn.redhat.com/errata/RHSA-2016-1439.html
rhn.redhat.com/errata/RHSA-2016-2035.html
www.securityfocus.com/bid/91481
www.securitytracker.com/id/1036165
access.redhat.com/errata/RHSA-2016:1345
access.redhat.com/errata/RHSA-2016:1346
access.redhat.com/errata/RHSA-2016:1347
access.redhat.com/errata/RHSA-2016:1374
access.redhat.com/errata/RHSA-2016:1376
access.redhat.com/errata/RHSA-2016:1389
access.redhat.com/errata/RHSA-2016:1432
access.redhat.com/errata/RHSA-2016:1433
access.redhat.com/errata/RHSA-2016:1434
issues.jboss.org/browse/JGRP-2021
lists.apache.org/thread.html/ra18cac97416abc2958db0b107877c31da28d884fa6e70fd89c87384a%40%3Cdev.geode.apache.org%3E
lists.apache.org/thread.html/rb37cc937d4fc026fb56de4b4ec0d054aa4083c1a4edd0d8360c068a0%40%3Cdev.geode.apache.org%3E
rhn.redhat.com/errata/RHSA-2016-1328.html
rhn.redhat.com/errata/RHSA-2016-1329.html
rhn.redhat.com/errata/RHSA-2016-1330.html
rhn.redhat.com/errata/RHSA-2016-1331.html
rhn.redhat.com/errata/RHSA-2016-1332.html
rhn.redhat.com/errata/RHSA-2016-1333.html
rhn.redhat.com/errata/RHSA-2016-1334.html
www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html