7.5
HIGH
CVE-2023-6374
Mitsubishi Electric Corporation MELSEC WS Series Authentication Bypass Remote Vulnerability
Description

Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 all serial numbers allows a remote unauthenticated attacker to bypass authentication by capture-replay attack and illegally login to the affected module. As a result, the remote attacker who has logged in illegally may be able to disclose or tamper with the programs and parameters in the modules.

INFO

Published Date :

Jan. 30, 2024, 9:15 a.m.

Last Modified :

Feb. 6, 2024, 6:50 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-6374 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mitsubishielectric melsec_ws0-geth00200_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-6374.

URL Resource
https://jvn.jp/vu/JVNVU99497477 Third Party Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-03 Third Party Advisory US Government Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-019_en.pdf Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-6374 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-6374 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Feb. 06, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type https://jvn.jp/vu/JVNVU99497477 No Types Assigned https://jvn.jp/vu/JVNVU99497477 Third Party Advisory
    Changed Reference Type https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-03 No Types Assigned https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-03 Third Party Advisory, US Government Resource
    Changed Reference Type https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-019_en.pdf No Types Assigned https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-019_en.pdf Vendor Advisory
    Added CPE Configuration AND OR *cpe:2.3:o:mitsubishielectric:melsec_ws0-geth00200_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mitsubishielectric:melsec_ws0-geth00200:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 31, 2024

    Action Type Old Value New Value
    Added Reference Mitsubishi Electric Corporation https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-03 [No types assigned]
  • CVE Received by [email protected]

    Jan. 30, 2024

    Action Type Old Value New Value
    Added Description Authentication Bypass by Capture-replay vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 all serial numbers allows a remote unauthenticated attacker to bypass authentication by capture-replay attack and illegally login to the affected module. As a result, the remote attacker who has logged in illegally may be able to disclose or tamper with the programs and parameters in the modules.
    Added Reference Mitsubishi Electric Corporation https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-019_en.pdf [No types assigned]
    Added Reference Mitsubishi Electric Corporation https://jvn.jp/vu/JVNVU99497477 [No types assigned]
    Added CWE Mitsubishi Electric Corporation CWE-294
    Added CVSS V3.1 Mitsubishi Electric Corporation AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} 0.02%

score

0.40404

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Scope
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Integrity
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