Heap-based buffer overflow in xlssr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a malformed BIFF record in a .xls Excel spreadsheet attachment, aka SPR PRAD8E3HKR.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14203
https://exchange.xforce.ibmcloud.com/vulnerabilities/67619
http://www.securityfocus.com/bid/47962
http://www.securityfocus.com/archive/1/518120/100/0/threaded
http://www.ibm.com/support/docview.wss?uid=swg21500034