CVE-2025-60336

Name: CVE-2025-60336
Creator: NVD / NIST
Published: 2025-10-22T18:15:34.617+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.65%

Last modified Jun 17, 2026

CVE-2025-60336 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.65%

73.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Totolink	N600r Firmware	4.3.0cu.7866_b20220506

References

https://github.com/z472421519/BinaryAudit/blob/main/PoC/NPD/TOTOLink/sub_41773C/sub_41773C.mdExploit, Third Party Advisory

Timeline

Published: Oct 22, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

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.

How severe is CVE-2025-60336?

CVE-2025-60336 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.

How do I fix CVE-2025-60336?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-60336?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST