CVE-2023-20126

Critical

Description

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.

SeverityCritical
CVSS9.8
Exploit probability—
ProductCisco Spa112 Firmware
PublishedMay 4, 2023
First seenMay 4, 2023

How to fix

Affected products

ProductAffected versionsFixed in
cisco spa112_firmware1.4.1—

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