kmxIds.sys before 7.3.1.18 in CA Host-Based Intrusion Prevention System (HIPS) 8.1 allows remote attackers to cause a denial of service (system crash) via a malformed packet.
The XML Security Database Parser class in the XMLSecDB ActiveX control in the HIPSEngine component in the Management Server before 8.1.0.88, and the client before 1.6.450, in CA Host-Based Intrusion Prevention System (HIPS) 8.1, as used in CA Internet Security Suite (ISS) 2010, allows remote attackers to download an arbitrary program onto a client machine, and execute this program, via vectors involving the SetXml and Save methods.