CVE-2023-22913
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I. Basic Information for CVE-2023-22913
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker to modify device configuration data, resulting in denial-of-service (DoS) conditions on an affected device.
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:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zyxel USG FLEX 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel USG FLEX是中国合勤（Zyxel）公司的一款防火墙。提供灵活的 VPN 选项（IPsec、SSL 或 L2TP），为远程工作和管理提供灵活的安全远程访问。 Zyxel USG FLEX 系列 4.50 至 5.35固件版本、VPN 系列 4.30 至 5.35 固件版本存在安全漏洞，该漏洞源于account_operator.cgi CGI 程序中存在通过身份验证后命令注入问题。攻击者利用该漏洞可以修改设备配置数据，从而导致在受影响的设备上出现拒绝服务 (DoS) 情况。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Zyxel | USG FLEX series firmware | 4.50 through 5.35 | - | |
| Zyxel | VPN series firmware | 4.30 through 5.35 | - |
II. Public POCs for CVE-2023-22913
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Zyxel · 2023-04-24 · 8 CVEs total
| CVE-2023-27991 | 8.8 HIGH | Zyxel ATP 操作系统命令注入漏洞 |
| CVE-2023-22916 | 8.1 HIGH | Zyxel ATP 安全漏洞 |
| CVE-2023-22917 | 7.5 HIGH | Zyxel ATP 安全漏洞 |
| CVE-2023-22915 | 7.5 HIGH | Zyxel USG FLEX 安全漏洞 |
| CVE-2023-22914 | 7.2 HIGH | Zyxel USG FLEX 路径遍历漏洞 |
| CVE-2023-22918 | 6.5 MEDIUM | Zyxel ATP 安全漏洞 |
| CVE-2023-27990 | 4.8 MEDIUM | Zyxel ATP 跨站脚本漏洞 |
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V. Comments for CVE-2023-22913
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