VULNERABILITY INTELLIGENCE

CVE-2023-7243

CVSS score9.8 CRITICAL
EPSS probability0.82%
CISA KEVNot currently listed
Published2024-03-01
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references