📦 Zld

by Zyxel

🔍 What is Zld?

Description coming soon...

🛡️ Security Overview

Click on a severity to filter vulnerabilities

⚠️ Known Vulnerabilities

CVE-2020-25014

CRITICAL CVSS 9.8 Nov 27, 2020

A stack-based buffer overflow vulnerability in the fbwifi_continue.cgi component of Zyxel UTM and VPN gateways allows remote unauthenticated attackers to execute arbitrary code via crafted HTTP packet...

CVE-2025-9133

HIGH CVSS 8.1 Oct 21, 2025

A missing authorization vulnerability in Zyxel firewall devices allows semi-authenticated attackers who have completed only the first stage of 2FA to view and download system configurations. This affe...

CVE-2024-7203

HIGH CVSS 7.2 Sep 3, 2024

This vulnerability allows authenticated administrators on affected Zyxel firewalls to execute arbitrary operating system commands through command injection in the CLI. It affects Zyxel ATP and USG FLE...

CVE-2024-42057

HIGH CVSS 8.1 Sep 3, 2024

This CVE describes a command injection vulnerability in Zyxel firewall devices that allows unauthenticated attackers to execute operating system commands. The vulnerability affects multiple Zyxel fire...

CVE-2024-42059

HIGH CVSS 7.2 Sep 3, 2024

This is a post-authentication command injection vulnerability in multiple Zyxel firewall series. An authenticated attacker with administrator privileges can execute OS commands by uploading a crafted ...

CVE-2023-4398

HIGH CVSS 7.5 Nov 28, 2023

An integer overflow vulnerability in the QuickSec IPSec toolkit used in Zyxel VPN devices allows unauthenticated attackers to cause denial-of-service conditions by sending specially crafted IKE packet...