VULNERABILITY INTELLIGENCE

CVE-2020-7477

CVSS score7.5 HIGH
EPSS probability1.32%
CISA KEVNot currently listed
Published2020-03-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Quantum Ethernet Network module 140NOE771x1 (Versions 7.0 and prior), Quantum processors with integrated Ethernet – 140CPU65xxxxx (all Versions), and Premium processors with integrated Ethernet (all Versions), which could cause a Denial of Service when sending a specially crafted command over Modbus.

Weakness classification

  • CWE-754: Improper Check for Unusual or Exceptional Conditions

Primary references