Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20 Microsoft Exchange Server 2013 Cumulative Update 18 Microsoft Exchange Server 2013 Cumulative Update 19 Microsoft Exchange Server 2013 Service Pack 1 Microsoft Exchange Server 2016 Cumulative Update 7 and Microsoft Exchange Server 2016 Cumulative Update 8 allow an information disclosure vulnerability due to how URL redirects are handled aka \Microsoft Exchange Information Disclosure Vulnerability\. This CVE is unique from CVE-2018-0941.