PT-2024-9215 · Schneider Electric · Modicon Mc80 Bmkc80+2

Published 2024-11-12 · Updated 2024-11-13 · CVE-2024-8933

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Schneider Electric Modicon M340 CPU BMXP34, Modicon MC80 BMKC80, and Modicon Momentum Unity M1E Processor 171CBU (affected versions not specified)

Description: The issue is related to the lack of message integrity checks during transmission over a communication channel. This could allow a remote attacker to disclose protected information or cause a denial of service. The attacker needs to be inside the logical network while a valid user uploads or downloads a project file into the controller to exploit this issue. The vulnerability could lead to the retrieval of password hashes, resulting in the loss of confidentiality and integrity of controllers.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-924

Related Identifiers

BDU:2024-10903

CVE-2024-8933

Affected Products

Modicon Mc80 Bmkc80

Modicon Momentum Unity M1E Processor 171Cbu

Schneider Electric Modicon M340 Cpu Bmxp34

References · 6

• https://bdu.fstec.ru/vul/2024-10903 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-8933 · Security Note
• https://t.me/cvedetector/10791 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1856630243504562475 · Twitter Post
• https://twitter.com/CVEnew/status/1856694189704306780 · Twitter Post
• https://download.schneider-electric.com/doc/SEVD-2024-317-02/SEVD-2024-317-02.pdf · Note