CVE-2022-43393 HIGH

CVE-2022-43393

Vendor Zyxel
Product GS1920-24v2 firmware
Weakness CWE-754
Published January 11, 2023
Last update April 8, 2025

CVSS base score

8.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

An improper check for unusual or exceptional conditions in the HTTP request processing function of Zyxel GS1920-24v2 firmware prior to V4.70(ABMH.8)C0, which could allow an unauthenticated attacker to corrupt the contents of the memory and result in a denial-of-service (DoS) condition on a vulnerable device.

Key dates

02Disclosure timeline

January 11, 2023 CVE published
April 8, 2025 Record updated