A vulnerability in Trend Micro ScanMail for Exchange 12.0 exists in which certain specific installations that utilize a uncommon feature - Other Update Sources - could be exploited to overwrite sensitive files in the ScanMail for Exchange directory.Referenceshttps://success.trendmicro.com/solution/1118486https://www.coresecurity.com/advisories/trend-micro-scanmail-microsoft-exchange-multiple-vulnerabilities
