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Vulnerability record · CVE-2024-5056 · published 12 June 2024

CVE-2024-5056: Schneider-electric modicon m340 firmware vulnerability

Schneider Electric · Modicon M340 Firmware

CWE-552: Files or Directories Accessible to External Parties vulnerability exists which may prevent user to update the device firmware and prevent proper behavior of the webserver when specific files or directories are removed from the filesystem.

6.5 CVSS 3.1 Medium EPSS 0.35% · top 73.2% CWE-552 · CWE-552
6.5CVSS 3.1 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

CWE-552: Files or Directories Accessible to External Parties vulnerability exists which may prevent user to update the device firmware and prevent proper behavior of the webserver when specific files or directories are removed from the filesystem.

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-163-01&p_enDocType=Security+and+Safety+Notice&p_File_N Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2024-163-01&p_enDocType=Security+and+Safety+Notice&p_File_N Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-7540Schneider-electric modicon m340 bmxp341000 firmware missing authentication for critical function vulnerabilityA CWE-306: Missing Authentication for Critical Function vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Mod…EPSS 2.3%9.8CVE-2020-7533Schneider-electric modicon m340 bmxp3420302 firmware improper authentication vulnerabilityCWE-287: Improper Authentication vulnerability exists which could cause the execution of commands on the webserver without authentication when sendin…EPSS 2.3%9.8CVE-2020-7475Schneider-electric ecostruxure control expert injection vulnerabilityA CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in…EPSS 1.6%9.8CVE-2019-6808Schneider-electric modicon premium firmware missing authentication for critical function vulnerabilityA CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which…EPSS 8.2%9.8CVE-2018-7846Schneider-electric modicon m580 firmware exposure of resource to wrong sphere vulnerabilityA CWE-501: Trust Boundary Violation vulnerability on connection to the Controller exists in all versions of the Modicon M580, Modicon M340, Modicon Q…EPSS 30%9.8CVE-2018-7842Schneider-electric modicon m580 firmware authentication bypass by spoofing vulnerabilityA CWE-290: Authentication Bypass by Spoofing vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Pre…EPSS 35%9.8CVE-2018-7847Schneider-electric modicon m580 firmware improper authentication vulnerabilityA CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which…EPSS 3.8%7.5CVE-2023-25619Schneider-electric modicon m580 firmware vulnerabilityA CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause denial of service of the controller when commun…EPSS 0.62%

Source: NIST National Vulnerability Database (record CVE-2024-5056), CISA KEV, FIRST EPSS (scores of 2026-10-12). This page is refreshed as NVD updates the record.