CVE-2023-6408
No known exploitation. EPSS puts it in the 22nd percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.3% chance of exploitation activity in the next 30 days, which ranks it in the 22nd percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
5 events over 862 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- modicon m340 bmxp341000 firmwareICS / OT / IoT
- modicon m340 bmxp341000h firmwareICS / OT / IoT
- modicon m340 bmxp342000 firmwareICS / OT / IoT
- modicon m340 bmxp342010 firmwareICS / OT / IoT
- modicon m340 bmxp3420102 firmwareICS / OT / IoT
- modicon m340 bmxp3420102cl firmwareICS / OT / IoT
- modicon m340 bmxp342020 firmwareICS / OT / IoT
- modicon m340 bmxp342020h firmwareICS / OT / IoT
- Modicon M340 CPU (part numbers BMXP34*)ICS / OT / IoT
- Modicon M580 CPU (part numbers BMEP* and BMEH*, excluding M580 CPU Safety)ICS / OT / IoT
- Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S)ICS / OT / IoT
- EcoStruxure Control ExpertICS / OT / IoT
- EcoStruxure Process ExpertICS / OT / IoT
- Modicon M340 CPU BMXP34ICS / OT / IoT
- Modicon M580 CPU BMEHICS / OT / IoT
- Modicon M580 CPU BMEPICS / OT / IoT
And 40 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Scored 8.1 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
Sources
References in the record
- download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-044-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2024-044-01.pdf
- download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-044-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2024-044-01.pdf
- download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-044-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=sevd-2024-044-01.json
And 18 more references. See all after sign-in
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