CVE-2021-43711

critical

Description

The downloadFlile.cgi binary file in TOTOLINK EX200 V4.0.3c.7646_B20201211 has a command injection vulnerability when receiving GET parameters. The parameter name can be constructed for unauthenticated command execution.

References

https://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md

Details

Source: Mitre, NVD

Published: 2022-01-04

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.36272