The VBScript engine in Microsoft Internet Explorer 11 allows remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Scripting Engine Information Disclosure Vulnerability." This vulnerability is different from those described in CVE-2017-0018, and CVE-2017-0037.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0049