CVE-2020-5544

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Null Pointer Dereference vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published: Mar 16, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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