CWE
306
Advisory Published
Updated

CVE-2023-20126: Cisco SPA112 2-Port Phone Adapters Remote Command Execution Vulnerability

First published: Thu May 04 2023(Updated: )

A vulnerability in the web-based management interface of Cisco SPA112 2-Port Phone Adapters could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to a missing authentication process within the firmware upgrade function. An attacker could exploit this vulnerability by upgrading an affected device to a crafted version of firmware. A successful exploit could allow the attacker to execute arbitrary code on the affected device with full privileges. Cisco has not released firmware updates to address this vulnerability.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Spa112 Firmware=1.4.1-sr9
Cisco SPA112

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Frequently Asked Questions

  • What is the vulnerability ID of this Cisco SPA112 2-Port Phone Adapters vulnerability?

    The vulnerability ID of this Cisco SPA112 2-Port Phone Adapters vulnerability is CVE-2023-20126.

  • What is the severity rating of CVE-2023-20126?

    The severity rating of CVE-2023-20126 is critical (9.8).

  • How does this vulnerability affect the Cisco SPA112 2-Port Phone Adapters?

    This vulnerability allows an unauthenticated, remote attacker to execute arbitrary code on affected devices.

  • Which software version of Cisco SPA112 Firmware is affected by CVE-2023-20126?

    The Cisco SPA112 Firmware version 1.4.1-sr9 is affected by CVE-2023-20126.

  • Is the Cisco SPA112 device itself vulnerable to CVE-2023-20126?

    No, the Cisco SPA112 device is not vulnerable to CVE-2023-20126.

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