CVE-2020-7278— McAfee firewall rules not enforced correctly
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I. Basic Information for CVE-2020-7278
Vulnerability Information
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Vulnerability Title
McAfee firewall rules not enforced correctly
Source: NVD (National Vulnerability Database)
Vulnerability Description
Exploiting incorrectly configured access control security levels vulnerability in ENS Firewall in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 April 2020 and 10.6.1 April 2020 updates allows remote attackers and local users to allow or block unauthorized traffic via pre-existing rules not being handled correctly when updating to the February 2020 updates.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
McAfee Endpoint Security 访问控制错误漏洞
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之前版本和10.6.1之前版本中的ENS Firewall存在访问控制错误漏洞，该漏洞源于程序没有正确实现防火墙规则。远程攻击者可利用该漏洞绕过安全限制。
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) | 10.7.x ~ 10.7.0 April 2020 Update | - |
II. Public POCs for CVE-2020-7278
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://kc.mcafee.com/corporate/index?page=content&id=SB10309x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2020-7278
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-2020-7277 | 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-2020-7274 | 6.6 MEDIUM | ENS elevated permissions vulnerability |
| 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)
- CVE-2020-7331
Unquoted service executable path in McAfee Endpoint Security - CVE-2020-7255
Privilege Escalation vulnerability in ENS - CVE-2020-7250
ENS symbolic link log file manipulation vulnerability - CVE-2020-7257
Privilege Escalation vulnerability through Symbolic links in - CVE-2020-7259
Unsigned executable vulnerability in ENS can be used to bypa
Same vendor: McAfee LLC
- CVE-2021-23881
Stored Cross Site Scripting in ENS - CVE-2021-23883
Null Pointer Dereference vulnerability in McAfee Endpoint Se - CVE-2021-23882
Improper Access Control in the ENS installer - CVE-2021-23880
Improper Access Control in the ENS installer - CVE-2021-23878
Clear text storage of sensitive Information in ENS
Same weakness: CWE-284
- CVE-2026-8233
Dotouch XproUPF access control - CVE-2026-42569
phpvms: /importer authorization bypass causing full database - CVE-2026-42205
Avo: Broken Access Control: Unauthorized Execution of Arbitr - CVE-2026-41487
Langfuse: Improper role-based-access control in Langfuse LLM - CVE-2026-42278
UltraDAG: Smart Account Spending Policy Bypass via Pockets
V. Comments for CVE-2020-7278
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