CVE Database
/

CVE-2022-2030

Back to search

CVE-2022-2030

Published: Jul 19, 2022

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device.

VendorProductVersions

Zyxel

USG FLEX 100(W) firmware

affected
4.50 through 5.30

Zyxel

USG FLEX 200 firmware

affected
4.50 through 5.30

Zyxel

USG FLEX 500 firmware

affected
4.50 through 5.30

Zyxel

USG FLEX 700 firmware

affected
4.50 through 5.30

Zyxel

ATP series firmware

affected
4.32 through 5.30

Zyxel

VPN series firmware

affected
4.30 through 5.30

Zyxel

USG FLEX 50(W) firmware

affected
4.16 through 5.30

Zyxel

USG 20(W)-VPN firmware

affected
4.16 through 5.30

Zyxel

USG/ZyWALL series firmware

affected
4.11 through 4.72

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now