CVE-2018-20026

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Improper Communication Address Filtering exists in CODESYS V3 products versions prior V3.5.14.0.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected software

Vendor	Product	Versions
Kaspersky Lab	CODESYS V3 products	prior V3.5.14.0

References

http://www.securityfocus.com/bid/106251Broken Link, Third Party Advisory, VDB Entry
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-036-codesys-control-v3-improper-communication-address-filtering/Mitigation, Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-352-04Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/106251Broken Link, Third Party Advisory, VDB Entry
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-036-codesys-control-v3-improper-communication-address-filtering/Mitigation, Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-352-04Third Party Advisory, US Government Resource

Timeline

Published: Feb 19, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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