CVE-2007-4473 Information

Description

Gesytec Easylon OPC Server before 2.3.44 does not properly validate server handles which allows remote attackers to execute arbitrary code or cause a denial of service via unspecified network traffic to the OLE for Process Control (OPC) interface probably related to free operations on arbitrary memory addresses through certain Remove functions and read and write operations on arbitrary memory addresses through certain Set Read and Write functions.

Reference

http://osvdb.org/42650 http://secunia.com/advisories/28079 http://www.kb.cert.org/vuls/id/205073 http://www.neutralbit.com/downloads/NB-NB-001-EXT-OPC20Security20Testing.pdf http://www.neutralbit.com/en/rd/opctest/ http://www.securityfocus.com/bid/26876 https://exchange.xforce.ibmcloud.com/vulnerabilities/39062