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CVE-2022-2661— Sequi PortBloque S Improper Authorization

Quick assessment

Affected
Sequi PortBloque S
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.

Sequi PortBloque S是Sequi公司的一种专用防火墙。可保护 Modbus 设备免受串行攻击。 Sequi PortBloque S 存在安全漏洞，该漏洞源于存在不正确的身份验证问题，攻击者利用该漏洞可以绕过身份验证过程并获得对设备的用户级访问权限。

CVSS 9.9 · Critical EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1078.004 · Cloud Accounts
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I. Basic Information for CVE-2022-2661

Vulnerability Information
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Vulnerability Title
Sequi PortBloque S Improper Authorization
Source: CVE Program / CVE List V5
Vulnerability Description
Sequi PortBloque S has an improper authorization vulnerability, which may allow a low-privileged user to perform administrative functions using specifically crafted requests.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Sequi PortBloque S 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sequi PortBloque S是Sequi公司的一种专用防火墙。可保护 Modbus 设备免受串行攻击。 Sequi PortBloque S 存在安全漏洞，该漏洞源于存在不正确的身份验证问题，攻击者利用该漏洞可以绕过身份验证过程并获得对设备的用户级访问权限。
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
Sequi PortBloque S All -

II. Public POCs for CVE-2022-2661

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III. Intelligence Information for CVE-2022-2661

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Vendor Advisories for CVE-2022-2661 (1)

IV. Related Vulnerabilities

Same product: PortBloque S
Same vendor: Sequi
Same weakness: CWE-285

V. Comments for CVE-2022-2661

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