CVE-2025-11444
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-08

Last updated on: 2025-10-14

Assigner: VulDB

Description
A security vulnerability has been detected in TOTOLINK N600R up to 4.3.0cu.7866_B20220506. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi of the component HTTP Request Handler. Such manipulation of the argument wepkey leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.
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Meta Information
Published
2025-10-08
Last Modified
2025-10-14
Generated
2026-06-16
AI Q&A
2025-10-08
EPSS Evaluated
2026-06-15
NVD
CVE-2025-11444
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
totolink n600r_firmware to 4.3.0cu.7866_b2022506 (inc)
totolink n600r *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-119 The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-120 The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
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Executive Summary

This vulnerability exists in the TOTOLINK N600R router firmware up to version 4.3.0cu.7866_B20220506. It affects the setWiFiBasicConfig function in the /cgi-bin/cstecgi.cgi HTTP Request Handler component. By manipulating the 'wepkey' argument, an attacker can cause a buffer overflow. This vulnerability can be exploited remotely and the exploit has been publicly disclosed.

Impact Analysis

Exploiting this vulnerability can lead to a buffer overflow, which may allow an attacker to execute arbitrary code or cause a denial of service on the affected device. Since the attack can be launched remotely, it poses a significant security risk to the network and devices relying on this router firmware.

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