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CVE-2021-20020

Quick assessment

Affected
SonicWall Global Management System (GMS)
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.

Sonicwall SonicWall Global Management System（GMS）是美国SonicWall（Sonicwall）公司的一套全球管理系统。该系统可快速部署和集中管理Dell SonicWALL防火墙、反垃圾邮件、备份和恢复以及安全远程访问解决方案。 SonicWall GMS 9.3 存在安全漏洞，该漏洞源于命令执行漏洞允许远程未经身份验证的攻击者本地升级root权限。

AI Predicted 7.8 Difficulty: Moderate EPSS 3.73% · P90

Possible ATT&CK Techniques 1 AI

T1068.001
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I. Basic Information for CVE-2021-20020

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A command execution vulnerability in SonicWall GMS 9.3 allows a remote unauthenticated attacker to locally escalate privilege to root.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
SonicWall Global Management System 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sonicwall SonicWall Global Management System（GMS）是美国SonicWall（Sonicwall）公司的一套全球管理系统。该系统可快速部署和集中管理Dell SonicWALL防火墙、反垃圾邮件、备份和恢复以及安全远程访问解决方案。 SonicWall GMS 9.3 存在安全漏洞，该漏洞源于命令执行漏洞允许远程未经身份验证的攻击者本地升级root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
SonicWall Global Management System (GMS) 9.3 and earlier -

II. Public POCs for CVE-2021-20020

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III. Intelligence Information for CVE-2021-20020

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Other References for CVE-2021-20020 (1)

IV. Related Vulnerabilities

Same product: Global Management System (GMS)
Same vendor: SonicWall
Same weakness: CWE-287

V. Comments for CVE-2021-20020

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