CVE-2025-63468
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-31

Last updated on: 2025-11-05

Assigner: MITRE

Description
Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter in the sub_426EF8 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
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Meta Information
Published
2025-10-31
Last Modified
2025-11-05
Generated
2026-06-16
AI Q&A
2025-11-01
EPSS Evaluated
2026-06-15
NVD
CVE-2025-63468
EUVD
EUVD-2025-37373
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
totolink lr350_firmware 9.3.5u.6369_b20220309
totolink lr350 *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-121 A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
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Executive Summary

This vulnerability is a stack overflow in the Totolink LR350 router firmware version 9.3.5u.6369_B20220309. It occurs via the http_host parameter in a specific function (sub_426EF8). An attacker can exploit this by sending a specially crafted request that causes the device to overflow its stack memory, leading to a Denial of Service (DoS) condition.

Impact Analysis

The vulnerability can cause a Denial of Service (DoS) on the affected Totolink LR350 device. This means an attacker can make the device unavailable or unresponsive by sending a malicious request, potentially disrupting network connectivity or services relying on this router.

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