CVE-2023-1618

Authentication Bypass Vulnerability in MELSEC WS Series Ethernet Interface Module

State
Published
Severity
7.5 High
Published
May 19, 2023
Updated
Feb 12, 2025
Reserved
Mar 24, 2023

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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.

Scores

CVSSScoreVectorSource
3.17.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NMitsubishi

Weaknesses

Affected Products

ProductVersions
MELSEC WS Series WS0-GETH00200Mitsubishi Electric Corporation
  • Serial number 2310 **** and priorAffected

References

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