LaunchServices in Apple OS X before 10.10.2 does not properly handle file-type metadata, which allows attackers to bypass the Gatekeeper protection mechanism via a crafted JAR archive.
lists.apple.com/archives/security-announce/2015/Jan/msg00003.html
packetstormsecurity.com/files/130147/OS-X-Gatekeeper-Bypass.html
seclists.org/fulldisclosure/2015/Jan/109
support.apple.com/HT204244
www.exploit-db.com/exploits/35934
www.osvdb.org/117659
www.securityfocus.com/archive/1/534567/100/0/threaded
www.securityfocus.com/bid/72341
www.securitytracker.com/id/1031650
exchange.xforce.ibmcloud.com/vulnerabilities/100519
www.ampliasecurity.com/advisories/os-x-gatekeeper-bypass-vulnerability.html