VULNERABILITY INTELLIGENCE

CVE-2020-18731

CVSS score7.5 HIGH
EPSS probability1.41%
CISA KEVNot currently listed
Published2021-08-23
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 segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references