CVE-2021-43081
Quick assessment
Affected
Fortinet Fortinet FortiProxy
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.
Fortinet FortiProxy SSL VPN是美国 （Fortinet）公司的一个应用软件。提供了一个入侵检测功能。 Fortinet FortiProxy SSL VPN2.0.0 - 7.0.1 版本存在跨站脚本漏洞，该漏洞源于用户提供的数据未充分清理。远程攻击者利用此漏洞可以窃取潜在的敏感信息、更改网页的外观、执行网络钓鱼和偷渡式下载攻击。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-43081
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiOS version 7.0.3 and below, 6.4.8 and below, 6.2.10 and below, 6.0.14 to 6.0.0. and in FortiProxy version 7.0.1 and below, 2.0.7 to 2.0.0 web filter override form may allow an unauthenticated attacker to perform an XSS attack via crafted HTTP GET requests.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Fortinet FortiProxy SSL VPN跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fortinet FortiProxy SSL VPN是美国 （Fortinet）公司的一个应用软件。提供了一个入侵检测功能。 Fortinet FortiProxy SSL VPN2.0.0 - 7.0.1 版本存在跨站脚本漏洞，该漏洞源于用户提供的数据未充分清理。远程攻击者利用此漏洞可以窃取潜在的敏感信息、更改网页的外观、执行网络钓鱼和偷渡式下载攻击。
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 |
|---|---|---|---|---|
| Fortinet | Fortinet FortiProxy | FortiOS version 7.0.3 and below, 6.4.8 and below, 6.2.10 and below, 6.0.14 to 6.0.0. FortiProxy version 7.0.1 and below, 2.0.7 to 2.0.0. | - |
|
II. Public POCs for CVE-2021-43081
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2021-43081 (1)
-
https://fortiguard.com/psirt/FG-IR-21-230 x_refsource_CONFIRM
Same Patch Batch · Fortinet · 2022-05-11 · 4 CVEs total
| CVE-2021-43066 | 8.4 HIGH | Fortinet FortiClient 安全漏洞 |
| CVE-2022-26116 | 7.2 HIGH | Fortinet FortiNAC SQL注入漏洞 |
| CVE-2021-44167 | 6.8 MEDIUM | Fortinet FortiClient 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-43081
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