CVE-2021-44247

PoC —

CVSS 3.1

9.8 critical

EPSS

3%p86

Published

Feb 4, 2022 (Feb 4, 2022)

Modified

Jun 17, 2026

Description

Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain command injection vulnerability in the function setNoticeCfg. This vulnerability allows attackers to execute arbitrary commands via the IpFrom parameter.

Vendors: totolink
Products: a720r firmware, a830r firmware, a3100r firmware
Weakness: CWE-77
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.8%)

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