CVE-2025-63468

HIGH

Totolink LR350 v9.3.5u.6369_B20220309 - Buffer Overflow

Title source: llm

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.

References (1)

Core 1

Core References

Exploit, Third Party Advisory

https://github.com/0-fool/VulnbyCola/blob/main/TOTOLINK/LR350/1/1.md

View Exploit ZIP pw:eip

Scores

CVSS v3 7.5

EPSS 0.0037

EPSS Percentile 58.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-121

Status published

Products (1)

totolink/lr350_firmware 9.3.5u.6369_b20220309

Published Oct 31, 2025

Tracked Since Feb 18, 2026