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CVE-2022-33738

Quick assessment

Affected
n/a OpenVPN Access Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenVPN是美国OpenVPN公司的一个用于创建虚拟专用网络（VPN）加密通道的软件包，它使用OpenSSL库来加密数据与控制信息，并允许创建的VPN使用公开密钥、电子证书或者用户名/密码来进行身份验证。 OpenVPN Access Server 2.11 之前的版本存在安全漏洞，该漏洞源于使用弱随机生成器来为门户网站创建用户会话令牌。

AI Predicted 5.0 Difficulty: Trivial EPSS 0.92% · P59

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-33738

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
OpenVPN Access Server before 2.11 uses a weak random generator used to create user session token for the web portal
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
信息熵不充分
Source: CVE Program / CVE List V5
Vulnerability Title
OpenVPN 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenVPN是美国OpenVPN公司的一个用于创建虚拟专用网络（VPN）加密通道的软件包，它使用OpenSSL库来加密数据与控制信息，并允许创建的VPN使用公开密钥、电子证书或者用户名/密码来进行身份验证。 OpenVPN Access Server 2.11 之前的版本存在安全漏洞，该漏洞源于使用弱随机生成器来为门户网站创建用户会话令牌。
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
- OpenVPN Access Server until 2.11 -

II. Public POCs for CVE-2022-33738

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III. Intelligence Information for CVE-2022-33738

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Other References for CVE-2022-33738 (1)

Same Patch Batch · n/a · 2022-07-06 · 30 CVEs total

CVE-2022-24141 iTop VPN 安全漏洞
CVE-2022-2318 Linux kernel 资源管理错误漏洞
CVE-2022-32290 Northern.tech Mender 安全漏洞
CVE-2022-30591 quic-go 资源管理错误漏洞
CVE-2022-32386 Tenda AC23 缓冲区错误漏洞
CVE-2022-32385 Tenda AC23 缓冲区错误漏洞
CVE-2022-32383 Tenda AC23 缓冲区错误漏洞
CVE-2021-31676 PESCMS 跨站脚本漏洞
CVE-2021-31677 PESCMS 跨站请求伪造漏洞
CVE-2021-31679 PESCMS 跨站请求伪造漏洞
CVE-2021-31678 PESCMS 跨站请求伪造漏洞
CVE-2022-28935 多款TOTOLINK产品命令注入漏洞
CVE-2022-24138 IOBit Advanced System Care (Asc.exe) 15、Action Download Center 安全漏洞
CVE-2022-24139 IOBit Advanced System Care Free 安全漏洞
CVE-2022-24140 多款IOBit产品安全漏洞
CVE-2021-4234 OpenVPN 安全漏洞
CVE-2022-30929 Mini-Tmall 安全漏洞
CVE-2021-3695 grub2 缓冲区错误漏洞
CVE-2021-3696 grub2 缓冲区错误漏洞
CVE-2021-3697 grub2 缓冲区错误漏洞

Showing top 20 of 30 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: OpenVPN Access Server
Same vendor: n/a
Same weakness: CWE-331

V. Comments for CVE-2022-33738

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