CVE-2023-7243

Ethercat Zeek Plugin Out-of-bounds Write

Published Mar 1, 2024 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description

Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat
Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds
write while analyzing specific Ethercat datagrams. This could allow an
attacker to cause arbitrary code execution.



Remediation

Vendor Solution

CISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to commit 3bca34c or later https://github.com/cisagov/icsnpp-ethercat .To help reduce successful exploitation, users are encouraged to keep critical software updates and patches up to date in their system networks.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-59424 Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds write while analyzing specific Ethercat datagrams. This could allow an attacker to cause arbitrary code execution.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Aug 2, 2024, 8:57 AM
Reserved
Feb 1, 2024, 5:21 PM
Status
Modified
Published
Mar 1, 2024, 9:15 PM
Modified
Jun 17, 2026, 6:52 AM