VULNERABILITY INTELLIGENCE

CVE-2020-6084

CVSS score7.5 HIGH
EPSS probability4.26%
CISA KEVNot currently listed
Published2020-10-19
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

An exploitable denial of service vulnerability exists in the ENIP Request Path Logical Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability by sending an Electronic Key Segment with less bytes than required by the Key Format Table.

Weakness classification

  • talos-cna@cisco.com: CWE-120
  • nvd@nist.gov: CWE-120

Primary references