Mitsubishi MELSEC-F Information Disclosure, Information Tampering and Authentication Bypass (CVE-2023-4562)

critical Tenable OT Security Plugin ID 501843

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Improper Authentication vulnerability in Mitsubishi Electric Corporation MELSEC-F Series main modules allows a remote unauthenticated attacker to obtain sequence programs from the product or write malicious sequence programs or improper data in the product without authentication by sending illegitimate messages.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Mitsubishi Electric recommends that customers take the following mitigation measures to minimize the risk of exploiting this vulnerability:

- Use a firewall or virtual private network (VPN), etc. to prevent unauthorized access when Internet access is required.
- Use within a LAN and block access from untrusted networks and hosts through firewalls.
- Restrict physical access to the affected products and the LAN that is connected by them.

Plugin Details

Severity: Critical

ID: 501843

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 12/19/2023

Updated: 12/20/2023

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N

CVSS Score Source: CVE-2023-4562

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:mitsubishielectric:fx3g-14_mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-14_mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-14_mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-14_mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-14_mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-14_mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-14mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-232adp%28-mb%29_firmware:-, cpe:/o:mitsubishielectric:fx3g-24_mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-24_mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-24_mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-24_mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-24_mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-24_mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-24mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-32_mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-3a-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-40_mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-40_mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-40_mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-40_mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-40_mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-40_mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-40mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-485adp%28-mb%29_firmware:-, cpe:/o:mitsubishielectric:fx3g-4ad-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-4ad-pt-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-4ad-ptw-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-4ad-tc-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-4da-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-4da-pnk-adp_firmware:-, cpe:/o:mitsubishielectric:fx3g-60_mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-60_mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-60_mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-60_mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-60_mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-60_mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3g-60mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3g-cnv-adp_firmware:-, cpe:/o:mitsubishielectric:fx3ga-24mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3ga-24mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3ga-40mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3ga-40mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3ga-60mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3ga-60mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3gc-32mt%2fd_firmware:-, cpe:/o:mitsubishielectric:fx3gc-32mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3gc_firmware:-, cpe:/o:mitsubishielectric:fx3ge-24mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3ge-24mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3ge-24mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3ge-24mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3ge-24mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3ge-24mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3ge-40mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3ge-40mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3ge-40mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3ge-40mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3ge-40mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3ge-40mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3s-10mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-10mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-10mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-10mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3s-10mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-10mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3s-14mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-14mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-14mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-14mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3s-14mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-14mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3s-20mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-20mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-20mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-20mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3s-20mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-20mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mr%2fes-2ad_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mt%2fes-2ad_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mt%2fess-2ad_firmware:-, cpe:/o:mitsubishielectric:fx3s-30mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3sa-10mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-10mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-14mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-14mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-20mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-20mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-30mr-cm_firmware:-, cpe:/o:mitsubishielectric:fx3sa-30mt-cm_firmware:-, cpe:/o:mitsubishielectric:fx3u-128mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-128mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-128mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-128mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-128mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-16mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mr%2fua1_firmware:-, cpe:/o:mitsubishielectric:fx3u-32ms%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-32mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-48mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mr%2fua1_firmware:-, cpe:/o:mitsubishielectric:fx3u-64ms%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-64mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mr%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mr%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mr%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mt%2fds_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mt%2fes-a_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mt%2fes_firmware:-, cpe:/o:mitsubishielectric:fx3u-80mt%2fess_firmware:-, cpe:/o:mitsubishielectric:fx3u-enet-l_firmware:-, cpe:/o:mitsubishielectric:fx3u-enet-p502_firmware:-, cpe:/o:mitsubishielectric:fx3u-enet_firmware:-, cpe:/o:mitsubishielectric:fx3uc-16mr%2fd-t_firmware:-, cpe:/o:mitsubishielectric:fx3uc-16mr%2fds-t_firmware:-, cpe:/o:mitsubishielectric:fx3uc-16mt%2fd-p4_firmware:-, cpe:/o:mitsubishielectric:fx3uc-16mt%2fd_firmware:-, cpe:/o:mitsubishielectric:fx3uc-16mt%2fdss-p4_firmware:-, cpe:/o:mitsubishielectric:fx3uc-16mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3uc-32mt%2fd_firmware:-, cpe:/o:mitsubishielectric:fx3uc-32mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3uc-32mt-lt-2_firmware:-, cpe:/o:mitsubishielectric:fx3uc-32mt-lt_firmware:-, cpe:/o:mitsubishielectric:fx3uc-64mt%2fd_firmware:-, cpe:/o:mitsubishielectric:fx3uc-64mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3uc-96mt%2fd_firmware:-, cpe:/o:mitsubishielectric:fx3uc-96mt%2fdss_firmware:-, cpe:/o:mitsubishielectric:fx3uc_firmware:-

Required KB Items: Tenable.ot/Mitsubishi

Exploit Ease: No known exploits are available

Patch Publication Date: 10/13/2023

Vulnerability Publication Date: 10/13/2023

Reference Information

CVE: CVE-2023-4562

CWE: 287

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