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CVE-2020-7274— ENS elevated permissions vulnerability

Quick assessment

Affected
McAfee LLC McAfee Endpoint Security (ENS)
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。 基于Windows平台的McAfee ENS 10.7.0之前版本中的McTray.exe文件存在安全漏洞。本地攻击者可利用该漏洞提升权限，执行代码。

CVSS 6.6 · Medium EPSS 0.23% · P15
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I. Basic Information for CVE-2020-7274

Vulnerability Information
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Vulnerability Title
ENS elevated permissions vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Privilege escalation vulnerability in McTray.exe in McAfee Endpoint Security (ENS) for Windows Prior to 10.7.0 April 2020 Update allows local users to spawn unrelated processes with elevated privileges via the system administrator granting McTray.exe elevated privileges (by default it runs with the current user's privileges).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
McAfee Endpoint Security 安全漏洞
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。 基于Windows平台的McAfee ENS 10.7.0之前版本中的McTray.exe文件存在安全漏洞。本地攻击者可利用该漏洞提升权限，执行代码。
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 McAfee Endpoint Security (ENS) 10.x ~ 10.7.0 April 2020 Update -

II. Public POCs for CVE-2020-7274

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III. Intelligence Information for CVE-2020-7274

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Other References for CVE-2020-7274 (1)

Same Patch Batch · McAfee LLC · 2020-04-15 · 11 CVEs total

CVE-2020-7257 8.4 HIGH Privilege Escalation vulnerability through Symbolic links in ENS
CVE-2020-7250 8.2 HIGH ENS symbolic link log file manipulation vulnerability
CVE-2020-7278 7.4 HIGH McAfee firewall rules not enforced correctly
CVE-2020-7277 6.8 MEDIUM McAfee processes not protected
CVE-2020-7273 6.7 MEDIUM Autorun registry bypass
CVE-2020-7259 6.6 MEDIUM Unsigned executable vulnerability in ENS can be used to bypass intended self-protection ru
CVE-2020-7276 6.4 MEDIUM Unrestricted Policy Management using MfeUpgradeTool.exe
CVE-2020-7261 6.1 MEDIUM Buffer overwrite in ENS allowed to bypass AMSI protection
CVE-2020-7275 4.8 MEDIUM Unquoted service paths for some McAfee ENS files
CVE-2020-7255 3.9 LOW Privilege Escalation vulnerability  in ENS

IV. Related Vulnerabilities

Same product: McAfee Endpoint Security (ENS)
Same vendor: McAfee LLC
Same weakness: CWE-269

V. Comments for CVE-2020-7274

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