High 7.5Published Oct 22, 2025

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

Updated under an hour ago (2026-10-19 08:00 UTC)

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Exploited in the last 30 days

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.

CVSS: 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-121
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

totolink n600r_firmware totolink:n600r_firmware	4.3.0cu.7866_b20220506	NVD

References

https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/sub_41E0C0/ssid.mdexploit, third-party-advisory
https://github.com/z472421519/BinaryAudit/tree/main/PoC/BOF/TOTOLINK/sub_41E0C0exploit, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.