CVE-2026-90608

Totolink A3002MU boa formPortFw buffer overflow

State: Published
Severity: 9.4 Critical
Published: Sep 14, 2026
Updated: Sep 16, 2026
Reserved: Sep 12, 2026

Description

A flaw has been found in Totolink A3002MU Hh-B20211125.1046. The affected element is the function formPortFw of the file /boafrm/formPortFw of the component boa. This manipulation of the argument service_type causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.

Scores

CVSS	Score	Vector	Source
4.0	9.4 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P	VulDB
3.1	9.9 Critical	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
3.0	9.9 Critical	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	9.0 High	AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-120 Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
A3002MUTotolink	Hh-B20211125.1046Affected

References

VDB-403190 | Totolink A3002MU boa formPortFw buffer overflowvdb-entrytechnical-description
VDB-403190 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-90608 | CVE Analysis and Reportthird-party-advisory
Submit #914016 | totolink A3002MU Hh-B20211125.1046 Buffer Overflowthird-party-advisory
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formPortFw.mdexploit
https://www.totolink.net/product

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