CWE
78 77
Advisory Published
Updated

CVE-2019-9121: OS Command Injection

First published: Thu Mar 07 2019(Updated: )

An issue was discovered on Motorola C1 and M2 devices with firmware 1.01 and 1.07 respectively. This issue is a Command Injection allowing a remote attacker to execute arbitrary code, and get a root shell. A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted /HNAP1 POST request. This occurs when any HNAP API function triggers a call to the system function with untrusted input from the request body for the SetSmartQoSSettings API function, as demonstrated by shell metacharacters in the smartqos_priority_devices field.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Motorola M2 Firmware=1.07
Motorola M2
Motorola C1 Firmware=1.01
Motorola C1
All of
Motorola M2 Firmware=1.07
Motorola M2
All of
Motorola C1 Firmware=1.01
Motorola C1

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Frequently Asked Questions

  • What is CVE-2019-9121?

    CVE-2019-9121 is a Command Injection vulnerability found on Motorola C1 and M2 devices with firmware 1.01 and 1.07 respectively.

  • What is the severity of CVE-2019-9121?

    The severity of CVE-2019-9121 is critical with a CVSS score of 9.8.

  • How does CVE-2019-9121 affect Motorola C1 and M2 devices?

    CVE-2019-9121 allows a remote attacker to execute arbitrary code and get a root shell on Motorola C1 and M2 devices.

  • How can I fix CVE-2019-9121?

    To fix CVE-2019-9121, update your Motorola C1 firmware to version 1.01 and M2 firmware to version 1.07.

  • Where can I find more information about CVE-2019-9121?

    You can find more information about CVE-2019-9121 at the following reference: [link](https://github.com/lieanu/vuls/blob/master/motorola/M2_C1/SetSmartQoSSettings.md)

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