CVE-2022-0342

Published: Mar 28, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-287

9.8CRITICAL

NVD MITRE

Description

An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.32 through 5.20, VPN series firmware versions 4.30 through 5.20, and NSG series firmware versions V1.20 through V1.33 Patch 4, which could allow an attacker to bypass the web authentication and obtain administrative access of the device.

No summary for this CVE yet.

CVSS Vector Breakdown

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:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-287

Affected Products

Zyxel Communications Corp.

commercial·TWaka Zyxel

USG

Networking Infrastructure

ZyWALL

Networking Infrastructure

USG FLEX

Networking Infrastructure

ATP

Networking Infrastructure

VPN

Networking Infrastructure

NSG

Networking Infrastructure

USG/ZyWALL series firmware

Networking Infrastructure

USG FLEX series firmware

Networking Infrastructure

and 26 more affected products View all →

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

https://www.zyxel.com/support/Zyxel-security-advisory-for-authentication-bypass-vulnerability-of-firewalls.shtml

zyxel.com

https://vuldb.com/?id.195897

vuldb.com

https://www.cybersecurity-help.cz/vdb/SB2022033003

cybersecurity-help.cz

and 1 more references View all →

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