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CVE-2022-35843

Quick assessment

Affected
Fortinet FortiOS
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 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。 Fortinet FortiOS SSH 7.2.0、7.0.0 至 7.0.7、6.4.0 至 6.4.9、6.2 、6.0版本存在安全漏洞，该漏洞源于可以绕过身份验证登录组件，攻击者利用该漏洞可以通过从 Radius 服务器发送特制的访问挑战响应来登录设备。

CVSS 7.7 · High EPSS 0.91% · P59
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I. Basic Information for CVE-2022-35843

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An authentication bypass by assumed-immutable data vulnerability [CWE-302] in the FortiOS SSH login component 7.2.0, 7.0.0 through 7.0.7, 6.4.0 through 6.4.9, 6.2 all versions, 6.0 all versions and FortiProxy SSH login component 7.0.0 through 7.0.5, 2.0.0 through 2.0.10, 1.2.0 all versions may allow a remote and unauthenticated attacker to login into the device via sending specially crafted Access-Challenge response from the Radius server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Fortinet FortiOS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。 Fortinet FortiOS SSH 7.2.0、7.0.0 至 7.0.7、6.4.0 至 6.4.9、6.2 、6.0版本存在安全漏洞，该漏洞源于可以绕过身份验证登录组件，攻击者利用该漏洞可以通过从 Radius 服务器发送特制的访问挑战响应来登录设备。
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 FortiOS 7.2.0 -
Fortinet FortiProxy 7.0.0 ~ 7.0.5 -

II. Public POCs for CVE-2022-35843

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III. Intelligence Information for CVE-2022-35843

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Vendor Advisories for CVE-2022-35843 (1)

Same Patch Batch · Fortinet · 2022-12-06 · 6 CVEs total

CVE-2022-33875 5.1 MEDIUM Fortinet FortiADC SQL注入漏洞
CVE-2022-33876 5.1 MEDIUM Fortinet FortiADC 输入验证错误漏洞
CVE-2022-40680 3.8 LOW Fortinet FortiOS 跨站脚本漏洞
CVE-2022-30305 3.6 LOW Fortinet FortiSandbox 安全漏洞
CVE-2022-38379 3.4 LOW Fortinet FortiSOAR 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: FortiOS
Same vendor: Fortinet
Same weakness: CWE-284

V. Comments for CVE-2022-35843

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