The camel-hessian component in Apache Camel 2.x before 2.19.4 and 2.20.x before 2.20.1 is vulnerable to Java object de-serialisation vulnerability. De-serializing untrusted data can lead to security flaws.
camel.apache.org/security-advisories.data/CVE-2017-12633.txt.asc
www.securityfocus.com/bid/101874
access.redhat.com/errata/RHSA-2018:0319
issues.apache.org/jira/browse/CAMEL-11923
lists.apache.org/thread.html/2318d7f7d87724d8716cd650c21b31cb06e4d34f6d0f5ee42f28fdaf%40%3Ccommits.camel.apache.org%3E
lists.apache.org/thread.html/b4014ea7c5830ca1fc28edd5cafedfe93ad4af2d9e69c961c5def31d%40%3Ccommits.camel.apache.org%3E