On December 18 2017, Ivan Fratric (@ifsecure) from Google Project Zero disclosed a Use-After-Free (UAF) vulnerability in Microsoft Internet Explorer 11. A proof-of-concept (PoC) exploit can be found here on  Google Project Zero website and also on Exploit-DB. A CVE-2017-11793 was assigned to this vulnerability. A UAF vulnerability occurs when an object is created, free-ed and then re-used or […]