Buffer overflow in the Interstage HTTP Server log functionality, as used in Fujitsu Interstage Application Server 9.0.0, 9.1.0, 9.2.0, 9.3.1, and 10.0.0; and Interstage Studio 9.0.0, 9.1.0, 9.2.0, and 10.0.0, has unspecified impact and attack vectors related to "ihsrlog/rotatelogs."