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CVE-2024-11667

Published: Nov 27, 2024Updated: Oct 27, 2025 Sources: CVE List NVD BDUCWE-22
7.5HIGH
NVD MITRE
EPSS Score
3.0%
Top 14.2%
CISA KEV
Active Exploitation
Since Dec 3, 2024
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A directory traversal vulnerability in the web management interface of Zyxel ATP series firmware versions V5.00 through V5.38, USG FLEX series firmware versions V5.00 through V5.38, USG FLEX 50(W) series firmware versions V5.10 through V5.38, and USG20(W)-VPN series firmware versions V5.10 through V5.38 could allow an attacker to download or upload files via a crafted URL.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-22

Affected Products

Zyxel Communications Corp.
commercial·TWaka Zyxel
Zyxel ZLD
Networking Infrastructure
ATP series firmware
Networking Infrastructure
USG FLEX series firmware
Networking Infrastructure
USG FLEX 50(W) series firmware
Networking Infrastructure
USG20(W)-VPN series firmware
Networking Infrastructure
zld
Networking Infrastructure

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Dec 3, 2024
Remediation due:Dec 24, 2024
Ransomware:Known ransomware use

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

Official Patch Available
Is your org exposed to CVE-2024-11667?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-protecting-against-recent-firewall-threats-11-27-2024
zyxel.com
https://blog.sekoia.io/helldown-ransomware-an-overview-of-this-emerging-threat/
blog.sekoia.io
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-11667
cisa.gov
News mentions
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