Unrated severityNVD Advisory· Published Dec 17, 2007· Updated Jun 16, 2026
CVE-2007-4473
CVE-2007-4473
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.
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Affected products
2cpe:2.3:a:gesytec_easylon:opc_server:2.30.32:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gesytec_easylon:opc_server:2.30.32:*:*:*:*:*:*:*
- (no CPE)range: <2.3.44
Patches
Vulnerability mechanics
References
7- www.kb.cert.org/vuls/id/205073nvdPatchUS Government Resource
- osvdb.org/42650nvd
- secunia.com/advisories/28079nvd
- www.neutralbit.com/downloads/NB-NB-001-EXT-OPC%20Security%20Testing.pdfnvd
- www.neutralbit.com/en/rd/opctest/nvd
- www.securityfocus.com/bid/26876nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/39062nvd
News mentions
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