BaseFortify

Publication date: 2025-10-22

Last updated on: 2025-10-24

Assigner: MITRE

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.

CVSS Scores

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Meta Information

Published

2025-10-22

Last Modified

2025-10-24

Generated

2026-07-06

AI Q&A

2025-10-22

EPSS Evaluated

2026-07-05

NVD

CVE-2025-60336

Affected Vendors & Products

Vendor	Product	Version / Range
totolink	n600r_firmware	4.3.0cu.7866_b20220506
totolink	n600r	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-476	The product dereferences a pointer that it expects to be valid but is NULL.

Attack-Flow Graph

Executive Summary

This vulnerability is a NULL pointer dereference in the sub_41773C function of TOTOLINK N600R firmware version 4.3.0cu.7866_B20220506. It allows an attacker to cause a Denial of Service (DoS) by sending a specially crafted HTTP request to the device, which triggers the NULL pointer dereference and disrupts normal operation. [1]

Impact Analysis

The vulnerability can impact you by causing a Denial of Service (DoS) on the affected TOTOLINK N600R device. This means the device could become unresponsive or crash, disrupting network connectivity and availability.

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