CVE Watch—

CVE-2024-11667

Zyxel Multiple Firewalls Path Traversal Vulnerability

CVSS

—

No CVSS

EPSS

3.0%

p86

KEV

YES

Dec 3, 2024

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

3.0%EPSS · 30 days3.0%

2026-06-302026-07-16

KEV catalog record

Product

Zyxel / Multiple Firewalls

Vulnerability

Zyxel Multiple Firewalls Path Traversal Vulnerability

Added to KEV

Dec 3, 2024

Remediate by

Dec 24, 2024

Known ransomware use

Yes

Summary description

Multiple Zyxel firewalls contain a path traversal vulnerability in the web management interface that could allow an attacker to download or upload files via a crafted URL.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-protecting-against-recent-firewall-threats-11-21-2024 ; https://nvd.nist.gov/vuln/detail/CVE-2024-11667

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