CVE-2023-1618

HighCVSS 8.6/10Last modified Jun 17, 2026

Description

Active Debug Code vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 Serial number 2310 **** and prior allows a remote unauthenticated attacker to bypass authentication and illegally log into the affected module by connecting to it via telnet which is hidden function and is enabled by default when shipped from the factory. As a result, a remote attacker with unauthorized login can reset the module, and if certain conditions are met, he/she can disclose or tamper with the module's configuration or rewrite the firmware.

Metrics

CVSS 3.1 8.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Weakness enumeration

CWE-489 CWE-1188

Affected software

No affected versions have been published.

Timeline

Published: May 19, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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