CVE-2007-4473

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.

Score

CVSS 2.0 10.0 Critical

Status

Modified - cret@cert.org

Published

2007-12-17

Last modified

2024-08-07

Weaknesses

CWE-119

Affected products

• Opc Server (Gesytec Easylon)

References

• 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-OPC%20Security%20Testing.pdf
• http://www.neutralbit.com/en/rd/opctest/
• http://www.securityfocus.com/bid/26876
• https://exchange.xforce.ibmcloud.com/vulnerabilities/39062