CVE-2025-60336

HIGH

Published Oct 22, 2025 Modified Oct 24, 2025 CWE-476

Description

A NULL pointer dereference in the sub_41773C function of TOTOLINK N600R v4.3.0cu.7866_B20220506 allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
totolink	n600r_firmware	All
totolink	n600r	All

References

Exploits

https://github.com/z472421519/BinaryAudit/blob/main/PoC/NPD/TOTOLink/sub_41773C/sub_41773C.md

Frequently Asked Questions

What is CVE-2025-60336? +

A NULL pointer dereference in the sub_41773C function of TOTOLINK N600R v4.3.0cu.7866_B20220506 allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-60336? +

CVE-2025-60336 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-60336? +

CVE-2025-60336 affects products from totolink, specifically: n600r, n600r_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-60336? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.