Stack-based buffer overflow in Trend Micro OfficeScan Corporate Edition 8.0 Patch 2 build 1189 and earlier and 7.3 Patch 3 build 1314 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a long encrypted password which triggers the overflow in (1) cgiChkMasterPwd.exe (2) policyserver.exe as reachable through cgiABLogon.exe and other vectors.