Trend Micro InterScan Web Security Suite (IWSS) 3.1 before build 1237 allows remote authenticated Auditor and Report Only users to bypass intended permission settings, and modify the system configuration, via requests to unspecified JSP pages.
http://www.vupen.com/english/advisories/2009/0369
http://www.trendmicro.com/ftp/documentation/readme/iwss_31_win_en_readme_CP_1237_EN.txt