Security Advisory

CVE-2023-22915

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2023-04-24 00:00:00

Last updated 2025-02-12 16:22:50

Assigner Zyxel

CVSS score 7.5

State PUBLISHED

Description

A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device.

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