ON Semiconductor Quantenna Telnet Missing Authentication

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

EPSS (exploitation in 30 days)

0.58% · top 52% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: yes · Technical impact: total

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.1.

Weakness

• CWE-306 Missing Authentication for Critical Function (opens in a new tab)All about CWE-306 and its CVEs

Affected products

• ON Semiconductor · Quantenna Wi-Fi chipset

  • affected ≤ 8.0.0.28

References (2)

• https://takeonme.org/cves/cve-2025-3461/ (opens in a new tab)third-party-advisory
• https://community.onsemi.com/s/article/QCS-Quantenna-Wi-Fi-product-support-and-security-best-practices (opens in a new tab)vendor-advisory

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2025-3461](https://trackcve.app/badge/CVE-2025-3461.svg)](https://trackcve.app/cve/CVE-2025-3461)

Record last updated 9 Jun 2025, 18:37 UTC.