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CVE-2020-11462

Quick assessment

Affected
n/a n/a
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 2.7.0之前版本和2.8.3之前的2.8.x版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。

AI Predicted 5.3 Difficulty: Easy EPSS 1.25% · P67

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2020-11462

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in OpenVPN Access Server before 2.7.0 and 2.8.x before 2.8.3. With the full featured RPC2 interface enabled, it is possible to achieve a temporary DoS state of the management interface when sending an XML Entity Expansion (XEE) payload to the XMLRPC based RPC2 interface. The duration of the DoS state depends on available memory and CPU speed. The default restricted mode of the RPC2 interface is NOT vulnerable.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
OpenVPN Access Server 安全漏洞
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 2.7.0之前版本和2.8.3之前的2.8.x版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
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
- n/a n/a -

II. Public POCs for CVE-2020-11462

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III. Intelligence Information for CVE-2020-11462

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Other References for CVE-2020-11462 (1)

Same Patch Batch · n/a · 2020-05-04 · 31 CVEs total

CVE-2020-8792 Longbrothers Digital OKLOK 信息泄露漏洞
CVE-2020-10622 LCDS LAquis SCADA 输入验证错误漏洞
CVE-2020-10618 LCDS LAquis SCADA 信息泄露漏洞
CVE-2020-12642 EPAM Systems Report Portal service-api 代码问题漏洞
CVE-2020-12109 多款TP-Link产品操作系统命令注入漏洞
CVE-2020-12640 Roundcube Webmail 路径遍历漏洞
CVE-2020-12641 Roundcube Webmail 操作系统命令注入漏洞
CVE-2020-10933 Ruby 信息泄露漏洞
CVE-2018-21233 Google TensorFlow 缓冲区错误漏洞
CVE-2020-12111 TP-Link NC260和NC450 操作系统命令注入漏洞
CVE-2020-12110 多款TP-Link产品信任管理问题漏洞
CVE-2020-11443 Zoom IT installer 安全漏洞
CVE-2020-12639 phpList 跨站脚本漏洞
CVE-2019-13285 CoSoSys Endpoint Protector 注入漏洞
CVE-2020-12475 TP-Link Omada Controller Software 路径遍历漏洞
CVE-2020-12626 Roundcube Webmail 跨站请求伪造漏洞
CVE-2019-12864 SolarWinds Orion Platform 信息泄露漏洞
CVE-2020-11671 TeamPass 安全漏洞
CVE-2020-8791 Longbrothers Digital OKLOK 信息泄露漏洞
CVE-2020-10187 Doorkeeper 信息泄露漏洞

Showing top 20 of 31 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2020-11462

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