VULNERABILITY INTELLIGENCE

CVE-2023-1618

CVSS score7.5 HIGH
EPSS probability1.13%
CISA KEVNot currently listed
Published2023-05-19
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

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.

Weakness classification

  • Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp: CWE-489
  • nvd@nist.gov: CWE-1188

Primary references