How did I find Command Injection in MVP-5150 (CVE-2019-11224)


OS Command Injection is that the software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

This article describes that how did I find CVE-2019-11224 and three ways for bypassing “space” character while OS Command Injection.

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CVE-2019-11224 Injection dangerous command into HARMAN AMX

Injection Dangerous Command into HARMAN AMX

Affected Vendor: AMX –
Affected Software: MVP5150 Firmware
Affected Version: Tested on V2.87.13
Issue type: Improper Neutralization of Special Elements used in an OS Command (‘OS Command Injection’)
Release Date: 07/05/2019
Discovered by: Harold Zang, Hivint
CVE Identifier: CVE-2019-11224
Issue status: Publish

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