CVE-2026-6194

HIGH

Totolink A3002MU HTTP Request formWlanSetup sub_410188 stack-based overflow

Title source: cna

Description

A weakness has been identified in Totolink A3002MU B20211125.1046. Affected by this vulnerability is the function sub_410188 of the file /boafrm/formWlanSetup of the component HTTP Request Handler. This manipulation of the argument wan-url causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-357116 | Totolink A3002MU HTTP Request formWlanSetup sub_410188 stack-based overflow

https://vuldb.com/vuln/357116

Signature, Permissions Required signature permissions-required

VDB-357116 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/357116/cti

Third Party Advisory third-party-advisory

Submit #797452 | TOTOLINK A3002MU A3002MU_Hh-B20211125.1046 Stack-based Buffer Overflow

https://vuldb.com/submit/797452

Exploit exploit

https://github.com/zhuchan770/vulnerability/blob/main/A3002MU/formWlanSetup/ToToLinkA3002MU%20formWlanSetup%20339996b67c9780caafb2d351dfd8a889.md

View Exploit ZIP pw:eip

Product product

https://www.totolink.net/

Scores

CVSS v3 8.8

EPSS 0.0047

EPSS Percentile 37.0%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-119 CWE-121

Status published

Products (1)

Totolink/A3002MU B20211125.1046

Published Apr 13, 2026

Tracked Since Apr 13, 2026