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Fencer Vulns
medium 6.5

CVE-2024-5056 json

CWE-552: Files or Directories Accessible to External Parties vulnerability exists which may prevent user to update the device firmware and…

published 2024-06-12 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-46320

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

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.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-25-254-09 updated cvss 6.5

Schneider Electric Modicon M340, BMXNOE0100, and BMXNOE0110 (Update A)

  • Schneider Electric Modbus/TCP Ethernet Modicon M340 FactoryCast module <SV6.80
    affected: vendor fix, mitigation se.com
  • Schneider Electric Modbus/TCP Ethernet Modicon M340 module <SV3.60
    affected: vendor fix, mitigation se.com
  • Schneider Electric Modicon M340 Modicon M340 < SV3.70
    affected: vendor fix, mitigation se.com
  • Schneider Electric Modbus/TCP Ethernet Modicon M340 FactoryCast module SV6.80 Schneider Electric Modbus/TCP Ethernet Modicon M340 module SV3.60 Schneider Electric Modicon M340 Modicon M340 SV3.70
    fixed

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products

  • Schneider Electric Modicon M340
  • Schneider Electric Network module, Modicon M340, Modbus/TCP BMXNOE0100
  • Schneider Electric Network module, Modicon M340, Ethernet TCP/IP BMXNOE0110
  • schneider-electric modicom_m340_firmware
  • schneider-electric modicom_m340

Classification

Weakness
  • CWE-552 Files or Directories Accessible to External Parties

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.