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CVE-2021-20037

Quick assessment

Affected
SonicWall SonicWall Global VPN Client
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 VPN client是美国SonicWall（Sonicwall）公司的一款与SonicWALL防火墙配合使用的Vpn软件。该软件可使远程员工和供应商访问公司的网络。 SonicWall Global VPN Client 4.10.5存在安全漏洞，该漏洞源于不正确的默认文件权限。这可能允许攻击者在主机操作系统中执行命令。

AI Predicted 7.8 Difficulty: Trivial EPSS 0.42% · P34

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-20037

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
SonicWall Global VPN Client 4.10.5 installer (32-bit and 64-bit) incorrect default file permission vulnerability leads to privilege escalation which potentially allows command execution in the host operating system. This vulnerability impacts GVC 4.10.5 installer and earlier.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
SonicWall Global VPN client 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sonicwall SonicWall Global VPN client是美国SonicWall（Sonicwall）公司的一款与SonicWALL防火墙配合使用的Vpn软件。该软件可使远程员工和供应商访问公司的网络。 SonicWall Global VPN Client 4.10.5存在安全漏洞，该漏洞源于不正确的默认文件权限。这可能允许攻击者在主机操作系统中执行命令。
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 SonicWall Global VPN Client Global VPN Client 4.10.5 and earlier -

II. Public POCs for CVE-2021-20037

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III. Intelligence Information for CVE-2021-20037

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Other References for CVE-2021-20037 (1)

IV. Related Vulnerabilities

Same product: SonicWall Global VPN Client
Same vendor: SonicWall
Same weakness: CWE-276

V. Comments for CVE-2021-20037

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