8.6

CVE-2023-1618

Authentication Bypass Vulnerability in MELSEC WS Series Ethernet Interface Module

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.13% 0.622
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.6 3.9 4.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE-1188 Initialization of a Resource with an Insecure Default

The product initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure.

CWE-489 Active Debug Code

The product is deployed to unauthorized actors with debugging code still enabled or active, which can create unintended entry points or expose sensitive information.

https://jvn.jp/vu/JVNVU96063959
Third Party Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-23-138-02
Third Party Advisory
US Government Resource
Mitigation
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-002_en.pdf
Vendor Advisory