CVE-2021-28151

PoC —

CVSS 3.1

8.8 high

EPSS

28%p98

Published

May 6, 2021 (May 6, 2021)

Modified

Jun 17, 2026

Description

Hongdian H8922 3.0.5 devices allow OS command injection via shell metacharacters into the ip-address (aka Destination) field to the tools.cgi ping command, which is accessible with the username guest and password guest.

Vendors: hongdian
Products: h8922 firmware
Weakness: CWE-78
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (27.9%)

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