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CVE-2020-5143

Quick assessment

Affected
SonicWall SonicOS
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 SonicOS SSLVPN NACagent是美国SonicWall公司的一款VPN（虚拟私人网络）客户端应用程序。 SonicOS SSLVPN login page 存在安全漏洞，攻击者可利用该漏洞根据服务器响应执行防火墙管理管理员用户名枚举。以下产品及版本受到影响：5.9.1.7版本，5.9.1.13版本，6.5.4.7版本，6.5.1.12版本，6.0.5.3版本，SonicOSv 6.5.4版本，SonicOS 7.0.0.0版本。

AI Predicted 5.3 Difficulty: Easy EPSS 1.59% · P75

Possible ATT&CK Techniques 1 AI

T1208
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I. Basic Information for CVE-2020-5143

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
SonicOS SSLVPN login page allows a remote unauthenticated attacker to perform firewall management administrator username enumeration based on the server responses. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version SonicOS 7.0.0.0.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
SonicWall SonicOS SSLVPN NACagent 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SonicWall SonicOS SSLVPN NACagent是美国SonicWall公司的一款VPN（虚拟私人网络）客户端应用程序。 SonicOS SSLVPN login page 存在安全漏洞，攻击者可利用该漏洞根据服务器响应执行防火墙管理管理员用户名枚举。以下产品及版本受到影响：5.9.1.7版本，5.9.1.13版本，6.5.4.7版本，6.5.1.12版本，6.0.5.3版本，SonicOSv 6.5.4版本，SonicOS 7.0.0.0版本。
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 SonicOS SonicOS 6.5.4.7-79n and earlier -

II. Public POCs for CVE-2020-5143

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III. Intelligence Information for CVE-2020-5143

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Other References for CVE-2020-5143 (1)

Same Patch Batch · SonicWall · 2020-10-12 · 11 CVEs total

CVE-2020-5133 SonicWall SonicOS 安全漏洞
CVE-2020-5134 SonicWall SonicOS 缓冲区错误漏洞
CVE-2020-5135 SonicWall SonicOS 缓冲区错误漏洞
CVE-2020-5136 SonicWall SonicOS 缓冲区错误漏洞
CVE-2020-5137 SonicWall SonicOS 缓冲区错误漏洞
CVE-2020-5138 SonicWall SonicOS 缓冲区错误漏洞
CVE-2020-5139 SonicWall SonicOS SSLVPN NACagent 安全漏洞
CVE-2020-5140 SonicWall SonicOS 缓冲区错误漏洞
CVE-2020-5141 SonicWall SonicOS 安全漏洞
CVE-2020-5142 SonicWall SonicOS SSLVPN NACagent 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: SonicOS
Same vendor: SonicWall
Same weakness: CWE-203

V. Comments for CVE-2020-5143

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