AUGUST 4, 2026
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Case File

CVE-2022-0910

MEDIUM · CVSS 6.5 EPSS 0.68%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-05-24 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. Exploitation may require the attacker to be authenticated.

CVE
CVE-2022-0910
Severity
MEDIUM
CVSS
6.5
EPSS
0.68%

Original NVD Description

A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled.

Related CVEs

Other vulnerabilities affecting the same vendor(s)