Apache Subversion’s mod_dontdothat module and HTTP clients 1.4.0 through 1.8.16, and 1.9.0 through 1.9.4 are vulnerable to a denial-of-service attack caused by exponential XML entity expansion. The attack can cause the targeted process to consume an excessive amount of CPU resources or memory.
www.debian.org/security/2017/dsa-3932
www.securityfocus.com/bid/94588
www.securitytracker.com/id/1037361
lists.apache.org/thread.html/7798f5cda1b2a3c70db4be77694b12dec8fcc1a441b00009d44f0e09%40%3Cannounce.apache.org%3E
subversion.apache.org/security/CVE-2016-8734-advisory.txt
www.oracle.com/security-alerts/cpuoct2020.html