cvedb.io
CVE-2023-20126
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2023-05-04T20:15:09.633 · Last modified 2026-06-17T05:29:33.860

Summary

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.

Affected products

cisco — spa112_firmware

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.