AUGUST 4, 2026
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Case File

CVE-2023-1618

HIGH · CVSS 7.5 EPSS 1.13%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-05-19 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may be remotely exploitable. Exploitation may require the attacker to be authenticated.

CVE
CVE-2023-1618
Severity
HIGH
CVSS
7.5
EPSS
1.13%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)