CVE-2021-36174
Quick assessment
Affected
Fortinet Fortinet FortiPortal
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 FortiPortal是美国飞塔（Fortinet）公司的FortiGate、FortiWiFi 和 FortiAP 产品线的高级、功能丰富的托管安全分析和管理支持工具，可作为虚拟机供 MSP 使用。 Fortinet FortiPortal 6.0.6 之前存在安全漏洞，攻击者可以通过特制的许可证 blob 进行拒绝服务攻击。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-36174
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A memory allocation with excessive size value vulnerability in the license verification function of FortiPortal before 6.0.6 may allow an attacker to perform a denial of service attack via specially crafted license blobs.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Fortinet FortiPortal 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fortinet FortiPortal是美国飞塔（Fortinet）公司的FortiGate、FortiWiFi 和 FortiAP 产品线的高级、功能丰富的托管安全分析和管理支持工具，可作为虚拟机供 MSP 使用。 Fortinet FortiPortal 6.0.6 之前存在安全漏洞，攻击者可以通过特制的许可证 blob 进行拒绝服务攻击。
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 FortiPortal | FortiPortal before 6.0.6 | - |
|
II. Public POCs for CVE-2021-36174
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-36174 (1)
-
https://fortiguard.com/advisory/FG-IR-21-109 x_refsource_CONFIRM
Same Patch Batch · Fortinet · 2021-11-02 · 18 CVEs total
| CVE-2021-36184 | 8.8 HIGH | Fortinet FortiWLC SQL注入漏洞 |
| CVE-2021-36185 | 8.8 HIGH | Fortinet FortiWLC 操作系统命令注入漏洞 |
| CVE-2021-36186 | 8.8 HIGH | Fortinet FortiWeb 缓冲区错误漏洞 |
| CVE-2021-41022 | 7.8 HIGH | Fortinet FortiSIEM Windows Agent安全漏洞 |
| CVE-2021-36183 | 7.4 HIGH | Fortinet FortiClientWindows安全漏洞 |
| CVE-2021-32595 | 6.5 MEDIUM | Fortinet FortiPortal资源管理错误漏洞 |
| CVE-2021-26107 | 6.3 MEDIUM | Fortinet FortiManager 安全漏洞 |
| CVE-2021-36176 | 6.1 MEDIUM | Fortinet FortiPortal 跨站脚本漏洞 |
| CVE-2021-41023 | 5.5 MEDIUM | Fortinet FortiSIEM Windows Agent 安全漏洞 |
| CVE-2021-36187 | 5.3 MEDIUM | Fortinet FortiWeb 资源管理错误漏洞 |
| CVE-2020-15935 | 4.3 MEDIUM | Fortinet FortiADC 安全漏洞 |
| CVE-2021-36172 | 4.3 MEDIUM | Fortinet FortiPortal代码问题漏洞 |
| CVE-2020-12814 | 4.1 MEDIUM | Fortinet FortiAnalyzer 跨站脚本漏洞 |
| CVE-2020-15940 | 4.1 MEDIUM | Fortinet FortiClientEms 跨站脚本漏洞 |
| CVE-2021-41019 | 3.5 LOW | Fortinet FortiOS 信任管理问题漏洞 |
| CVE-2021-42754 | 3.2 LOW | Fortinet FortiClient 代码注入漏洞 |
| CVE-2021-36181 | 3.1 LOW | Fortinet FortiPortal 竞争条件问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-36174
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