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CVE-2024-8935

UNKNOWN
Published 2024-11-13T04:10:09.599Z
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Expert Analysis

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CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.321
Higher than 32.1% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

CWE-290: Authentication Bypass by Spoofing vulnerability exists that could cause a denial of service and loss
of confidentiality and integrity of controllers when conducting a Man-In-The-Middle attack between the
controller and the engineering workstation while a valid user is establishing a communication session. This
vulnerability is inherent to Diffie Hellman algorithm which does not protect against Man-In-The-Middle attacks.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Schneider Electric

Modicon M340 CPU (part numbers BMXP34*)

Affected Versions:

All versions since SV3.60
Schneider Electric

Modicon MC80 (part numbers BMKC80)

Affected Versions:

All versions
Schneider Electric

Modicon Momentum Unity M1E Processor (171CBU*)

Affected Versions:

All Versions
schneider-electric

modicon_m340_bmxp341000

Affected Versions:

SV3.60
schneider-electric

modicon_mc80_bmkc8020301

Affected Versions:

0
schneider-electric

modicon_momentum_unity_m1e_processor

Affected Versions:

0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-6rch-pvx5-r93q

Advisory Details

CWE-290: Authentication Bypass by Spoofing vulnerability exists that could cause a denial of service and loss of confidentiality and integrity of controllers when conducting a Man-In-The-Middle attack between the controller and the engineering workstation while a valid user is establishing a communication session. This vulnerability is inherent to Diffie Hellman algorithm which does not protect against Man-In-The-Middle attacks.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-8935
WEB https://download.schneider-electric.com/doc/SEVD-2024-317-02/SEVD-2024-317-02.pdf

Advisory provided by GitHub Security Advisory Database. Published: November 13, 2024, Modified: November 13, 2024

References

https://download.schneider-electric.com/doc/SEVD-2024-317-02/SEVD-2024-317-02.pdf
Published: 2024-11-13T04:10:09.599Z
Last Modified: 2024-11-13T15:31:54.906Z
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