CVE-2023-2846

HIGH

Mitsubishi Electric Corporation MELSEC iQ-F Series - Auth Bypass

Title source: llm
STIX 2.1

Description

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series main modules allows a remote unauthenticated attacker to cancel the password/keyword setting and login to the affected products by sending specially crafted packets.

References (3)

Core 3
Core References
Mitigation, Third Party Advisory
https://jvn.jp/vu/JVNVU94519952
Mitigation, Third Party Advisory, US Government Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-180-04

Scores

CVSS v3 7.5
EPSS 0.0092
EPSS Percentile 55.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-294
Status published
Products (50)
mitsubishielectric/fx3g-14mr\/ds_firmware
mitsubishielectric/fx3g-14mr\/es-a_firmware
mitsubishielectric/fx3g-14mr\/es_firmware
mitsubishielectric/fx3g-14mt\/ds_firmware
mitsubishielectric/fx3g-14mt\/dss_firmware
mitsubishielectric/fx3g-14mt\/es-a_firmware
mitsubishielectric/fx3g-14mt\/es_firmware
mitsubishielectric/fx3g-14mt\/ess_firmware
mitsubishielectric/fx3g-24mr\/ds_firmware
mitsubishielectric/fx3g-24mr\/es-a_firmware
... and 40 more
Published Jun 30, 2023
Tracked Since Feb 18, 2026