CVE-2023-7244

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds write in their primary analyses function for Ethercat communication packets. This could allow an attacker to cause arbitrary code execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
CISA	Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Plugin for Zeek	<= d78dda6
cisa	icsnpp-ethercat	<= d78dda6

References

https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02US Government Resource, Vendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02US Government Resource, Vendor Advisory

Timeline

Published: Mar 1, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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