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CVE-2020-7323— Authentication Protection Bypass vulnerability in ENS for Windows

Quick assessment

Affected
McAfee LLC Endpoint Security for Windows
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.

McAfee Endpoint Security（ENS）是美国迈克菲（McAfee）公司的一套提供智能协作和先进的威胁防御的框架。该框架支持对实时通信的整个威胁防御生命周期进行控制并进行可操作的威胁取证等。 Windows McAfee Endpoint Security（ENS）10.7.0之前版本存在授权问题漏洞。该漏洞源于网络系统或产品中缺少身份验证措施或身份验证强度不足。

CVSS 6.9 · Medium EPSS 0.33% · P24
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I. Basic Information for CVE-2020-7323

Vulnerability Information
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Vulnerability Title
Authentication Protection Bypass vulnerability in ENS for Windows
Source: CVE Program / CVE List V5
Vulnerability Description
Authentication Protection Bypass vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 September 2020 Update allows physical local users to bypass the Windows lock screen via triggering certain detection events while the computer screen is locked and the McTray.exe is running with elevated privileges. This issue is timing dependent and requires physical access to the machine.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
McAfee Endpoint Security 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
McAfee Endpoint Security（ENS）是美国迈克菲（McAfee）公司的一套提供智能协作和先进的威胁防御的框架。该框架支持对实时通信的整个威胁防御生命周期进行控制并进行可操作的威胁取证等。 Windows McAfee Endpoint Security（ENS）10.7.0之前版本存在授权问题漏洞。该漏洞源于网络系统或产品中缺少身份验证措施或身份验证强度不足。
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
McAfee LLC Endpoint Security for Windows 10.7.x ~ 10.7.0 September 2020 Update -

II. Public POCs for CVE-2020-7323

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III. Intelligence Information for CVE-2020-7323

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Other References for CVE-2020-7323 (1)

Same Patch Batch · McAfee LLC · 2020-09-09 · 6 CVEs total

CVE-2020-7319 8.8 HIGH Improper Access Control Vulnerability in ENS for Windows
CVE-2020-7320 6.7 MEDIUM Protection Mechanism Failure in ENS for Windows
CVE-2020-7324 6.1 MEDIUM Improper Access Control vulnerability in MVISION Endpoint
CVE-2020-7325 5.5 MEDIUM Privilege Escalation vulnerability in MVISION Endpoint
CVE-2020-7322 4.7 MEDIUM Exposure of Sensitive Information in ENS for Windows

IV. Related Vulnerabilities

Same product: Endpoint Security for Windows
Same vendor: McAfee LLC
Same weakness: CWE-287

V. Comments for CVE-2020-7323

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