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CVE-2020-29491

Quick assessment

Affected
Dell Wyse Proprietary OS (ThinOS)
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.

Dell Wyse ThinOS是美国戴尔（Dell）公司的一款用于Dell服务器的专用操作系统。 Dell Wyse ThinOS 8.6及之前版本存在安全漏洞，该漏洞允许未经身份验证的远程攻击者访问本地网络上的敏感信息，从而导致影响客户机。

CVSS 10.0 · Critical EPSS 1.85% · P78

Possible ATT&CK Techniques 1 AI

T1135 · Network Share Discovery
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I. Basic Information for CVE-2020-29491

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote unauthenticated attacker could potentially exploit this vulnerability to gain access to the sensitive information on the local network, leading to the potential compromise of impacted thin clients.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Dell Wyse ThinOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell Wyse ThinOS是美国戴尔（Dell）公司的一款用于Dell服务器的专用操作系统。 Dell Wyse ThinOS 8.6及之前版本存在安全漏洞，该漏洞允许未经身份验证的远程攻击者访问本地网络上的敏感信息，从而导致影响客户机。
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
Dell Wyse Proprietary OS (ThinOS) unspecified ~ 8.6 -

II. Public POCs for CVE-2020-29491

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III. Intelligence Information for CVE-2020-29491

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Other References for CVE-2020-29491 (1)

Same Patch Batch · Dell · 2021-01-04 · 6 CVEs total

CVE-2020-29492 10.0 CRITICAL Dell Wyse ThinOS 授权问题漏洞
CVE-2020-5361 5.1 MEDIUM Dell Client Commercial and Consumer 授权问题漏洞
CVE-2020-29496 DELL Dell Wyse Management Suite 跨站脚本漏洞
CVE-2020-29497 DELL Dell Wyse Management Suite 跨站脚本漏洞
CVE-2020-29498 Dell Wyse Management Suite 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: Wyse Proprietary OS (ThinOS)
Same vendor: Dell
Same weakness: CWE-276

V. Comments for CVE-2020-29491

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