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CVE-2022-0910

CVSS 6.5 · Medium EPSS 0.15% · P35
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I. Basic Information for CVE-2022-0910

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
认证机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zyxel USG/ZyWALL 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel USG/ZyWALL是中国合勤科技（Zyxel）公司的一款防火墙。 Zyxel USG/ZyWALL 4.32-4.71、USG FLEX 4.50-5.21、ATP 4.32-5.21、VPN 4.32 -5.21版本中存在授权问题漏洞，该漏洞源于缺乏适当的访问控制机制，攻击者利用该漏洞可通过 IPsec VPN 客户端从双因素身份验证降级为单因素身份验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
ZyxelUSG/ZyWALL series firmware 4.32 through 4.71 -
ZyxelUSG FLEX series firmware 4.50 through 5.21 -
ZyxelATP series firmware 4.32 through 5.21 -
ZyxelVPN series firmware 4.32 through 5.21 -

II. Public POCs for CVE-2022-0910

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III. Intelligence Information for CVE-2022-0910

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Same Patch Batch · Zyxel · 2022-05-24 · 4 CVEs total

CVE-2022-265327.8 HIGHZyxel USG/ZyWALL 操作系统命令注入漏洞
CVE-2022-265316.1 MEDIUMZyxel USG/ZyWALL 输入验证错误漏洞
CVE-2022-07345.8 MEDIUMZyxel USG/ZyWALL 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: USG/ZyWALL series firmware
Same vendor: Zyxel
Same weakness: CWE-287

V. Comments for CVE-2022-0910

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