CVE-2022-0342
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I. Basic Information for CVE-2022-0342
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 4.20版本至4.70版本、USG FLEX 4.50版本至5.20版本、ATP 4.32版本至5.20版本、VPN 4.30版本至5.20版本、NSG 1.20版本至1.33 Patch 4版本存在安全漏洞，攻击者利用该漏洞绕过Web身份验证并获得设备的管理访问权限。
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)
Shenlong Deep Dive — AI Deep Analysis
10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Zyxel | USG/ZyWALL series firmware | 4.20 through 4.70 | - | |
| Zyxel | USG FLEX series firmware | 4.50 through 5.20 | - | |
| Zyxel | ATP series firmware | 4.32 through 5.20 | - | |
| Zyxel | VPN series firmware | 4.30 through 5.20 | - | |
| Zyxel | NSG series firmware | 1.20 through 1.33 Patch 4 | - |
II. Public POCs for CVE-2022-0342
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | 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. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-0342.yaml | POC Details |
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