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CVE-2020-12812

Quick assessment

Affected
n/a Fortinet FortiOS
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Fortinet FortiOS是美国飞塔（Fortinet）公司的一套专用于FortiGate网络安全平台上的安全操作系统。该系统为用户提供防火墙、防病毒、IPSec/SSLVPN、Web内容过滤和反垃圾邮件等多种安全功能。SSL VPN是其中的一个使用安全套接字层协议（SSL）的虚拟私人网络（VPN）组件。 Fortinet FortiOS 6.4.0版本、6.2.0版本至6.2.3版本和6.0.9及之前版本中的SSL VPN存在安全漏洞，该漏洞源于程序未正确进行身份验证。攻击者可通过更改用户名的大小

AI Predicted 8.1 Difficulty: Easy KEV · Ransomware EPSS 45.38% · P99

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a Fortinet FortiOS FortiOS 6.4.0, 6.2.0 to 6.2.3, 6.0.9 and below affected
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I. Basic Information for CVE-2020-12812

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An improper authentication vulnerability in SSL VPN in FortiOS 6.4.0, 6.2.0 to 6.2.3, 6.0.9 and below may result in a user being able to log in successfully without being prompted for the second factor of authentication (FortiToken) if they changed the case of their username.
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
Fortinet FortiOS SSL VPN 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fortinet FortiOS是美国飞塔（Fortinet）公司的一套专用于FortiGate网络安全平台上的安全操作系统。该系统为用户提供防火墙、防病毒、IPSec/SSLVPN、Web内容过滤和反垃圾邮件等多种安全功能。SSL VPN是其中的一个使用安全套接字层协议（SSL）的虚拟私人网络（VPN）组件。 Fortinet FortiOS 6.4.0版本、6.2.0版本至6.2.3版本和6.0.9及之前版本中的SSL VPN存在安全漏洞，该漏洞源于程序未正确进行身份验证。攻击者可通过更改用户名的大小
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
- Fortinet FortiOS FortiOS 6.4.0, 6.2.0 to 6.2.3, 6.0.9 and below -

II. Public POCs for CVE-2020-12812

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
default-local-qwen3.6 · 7919 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2020-12812

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Vendor Advisories for CVE-2020-12812 (1)

Same Patch Batch · n/a · 2020-07-24 · 21 CVEs total

CVE-2020-15932 Overwolf 后置链接漏洞
CVE-2020-15778 OpenSSH 操作系统命令注入漏洞
CVE-2020-15924 Mida Solutions eFramework SQL注入漏洞
CVE-2020-15923 Mida Solutions eFramework 路径遍历漏洞
CVE-2020-15922 Mida Solutions eFramework 操作系统命令注入漏洞
CVE-2020-15921 Mida Solutions eFramework 授权问题漏洞
CVE-2020-15920 Mida Solutions eFramework 操作系统命令注入漏洞
CVE-2020-15919 Mida Solutions eFramework 跨站脚本漏洞
CVE-2020-15918 Mida Solutions eFramework 跨站脚本漏洞
CVE-2020-15860 Parallels Remote Application Server 安全漏洞
CVE-2020-10614 OSIsoft PI Vision 跨站脚本漏洞
CVE-2020-15945 Lua 安全漏洞
CVE-2020-8207 Citrix Systems Workspace App 授权问题漏洞
CVE-2020-8175 jpeg-js 资源管理错误漏洞
CVE-2020-8174 Joyent Node.js 数字错误漏洞
CVE-2020-10610 多款OSIsoft产品代码问题漏洞
CVE-2020-10608 多款OSIsoft产品数据伪造问题漏洞
CVE-2020-10606 多款OSIsoft产品安全漏洞
CVE-2020-10602 OSIsoft PI Data Archive 代码问题漏洞
CVE-2020-10604 OSIsoft PI Data Archive 安全漏洞

IV. Related Vulnerabilities

Same product: Fortinet FortiOS
Same vendor: n/a

V. Comments for CVE-2020-12812

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