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CVE-2020-5546

nvd nist
Published: Mar 16, 2020Modified: Jun 17, 2026

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8.8
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD

Description

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') 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 an attacker on the same network segment to stop the network functions or execute malware via a specially crafted packet.

Affected (1)

Mitsubishielectric
1 product
Iu1 1m20 D Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Iu1 1m20 D Firmware
Up to 1.0.7
Running on/withPlatform Versions
Mitsubishielectric
Iu1 1m20 D
All versions

Related CWEs

CWE-88
Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.

References (4)

Source: vultures@jpcert.or.jp
Third Party Advisory
Source: vultures@jpcert.or.jp
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory

Timeline

No history available yet.