CVE-2024-11667

CRITICAL CISA KEV EPSS 85.8%
Published Nov 27, 20241y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Nov 27, 2024 1y ago
Last Modified Jun 17, 2026 2w ago
KEV Listed Dec 3, 2024 1y ago
KEV Due Dec 24, 2024 554d overdue

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

CISA Known Exploited Overdue 554d
Added
Dec 3, 2024
Due
Dec 24, 2024

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

EPSS Exploit Probability
85.8% percentile
Exploit & Patch Status
Actively Exploited (KEV)
No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

Affected Products 21

VendorProductVersionRange
zyxelzld*≥5.00  –  ≤5.38
zyxelatp*any
zyxelatp100*any
zyxelatp100w*any
zyxelatp200*any
zyxelatp500*any
zyxelatp700*any
zyxelatp800*any
zyxelzld*≥5.00  –  ≤5.38
zyxelusg_flex*any
zyxelusg_flex_100*any
zyxelusg_flex_100ax*any
zyxelusg_flex_100w*any
zyxelusg_flex_200*any
zyxelusg_flex_50*any
zyxelusg_flex_500*any
zyxelusg_flex_700*any
zyxelzld*≥5.10  –  ≤5.38
zyxelusg_flex_50w*any
zyxelzld*≥5.10  –  ≤5.38
zyxelusg_20w-vpn*any

References 2

  • cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-11667
    US Government Resource
  • zyxel.com https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-protecting-against-recent-firewall-threats-11-27-2024
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.