CVE-2025-3461

ON Semiconductor Quantenna Telnet Missing Authentication

State: Published
Severity: 9.1 Critical
Published: Jun 8, 2025
Updated: Jun 9, 2025
Reserved: Apr 8, 2025

Description

The Quantenna Wi-Fi chips ship with an unauthenticated telnet interface by default. This is an instance of CWE-306, "Missing Authentication for Critical Function," and is estimated as a CVSS 9.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N). This issue affects Quantenna Wi-Fi chipset through version 8.0.0.28 of the latest SDK, and appears to be unpatched at the time of this CVE record's first publishing, though the vendor has released a best practices guide for implementors of this chipset.

Scores

CVSS	Score	Vector	Source
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N	AHA

Weaknesses

CWE-306 Missing Authentication for Critical Function

Affected Products

Product	Versions
Quantenna Wi-Fi chipsetON Semiconductor	8.0.0.28 and earlierAffected

References

https://takeonme.org/cves/cve-2025-3461/third-party-advisory
https://community.onsemi.com/s/article/QCS-Quantenna-Wi-Fi-product-support-and-security-best-practicesvendor-advisory

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