CVE-2023-6408
HIGHDescription
CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause a denial of service and loss of confidentiality, integrity of controllers when conducting a Man in the Middle attack.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 24% of all known CVEs.
References
Related Vulnerabilities
Other CWE-924 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2024-3596 | Critical | 9.0 | 15% | - | Fix |
| CVE-2018-14526 | Medium | 6.5 | 1.5% | - | Fix |
| CVE-2021-21390 | Medium | 6.5 | 0.9% | - | Fix |
| CVE-2022-3166 | High | 7.5 | 0.7% | - | - |
| CVE-2021-34793 | High | 8.6 | 0.6% | - | Fix |
| CVE-2021-3716 | Low | 3.1 | 0.6% | - | Fix |
Common questions
How do I fix CVE-2023-6408?
Published advisories record a fix for 40 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2023-6408 being actively exploited?
Not that we know of. CVE-2023-6408 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.32% is the estimated probability that it will be exploited in the next 30 days. That is higher than 24% of all scored CVEs.
How severe is CVE-2023-6408?
CVE-2023-6408 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2023-6408 affect?
Published advisories record a fix for ecostruxure control expert (NVD), ecostruxure process expert (NVD), modicon m340 bmxp341000 firmware (NVD), modicon m340 bmxp341000h firmware (NVD), and 36 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-01-23.