CVE-2021-23885— Privilege escalation vulnerability in McAfee Web Gateway (MWG) UI
Quick assessment
Affected
McAfee,LLC McAfee Web Gateway (MWG)
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 McAfee Web Gateway（MWG）是美国迈克菲（Mcafee）公司的一款安全网关产品。该产品提供威胁防护、应用程序控制和数据丢失防护等功能。 McAfee Web Gateway中存在安全漏洞，该漏洞源于网络系统或产品缺乏有效的权限许可和访问控制措施。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1068 · Exploitation for Privilege Escalation T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-23885
Vulnerability Information
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Vulnerability Title
Privilege escalation vulnerability in McAfee Web Gateway (MWG) UI
Source: CVE Program / CVE List V5
Vulnerability Description
Privilege escalation vulnerability in McAfee Web Gateway (MWG) prior to 9.2.8 allows an authenticated user to gain elevated privileges through the User Interface and execute commands on the appliance via incorrect improper neutralization of user input in the troubleshooting page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
McAfee Web Gateway 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mcafee McAfee Web Gateway（MWG）是美国迈克菲（Mcafee）公司的一款安全网关产品。该产品提供威胁防护、应用程序控制和数据丢失防护等功能。 McAfee Web Gateway中存在安全漏洞，该漏洞源于网络系统或产品缺乏有效的权限许可和访问控制措施。
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 Web Gateway (MWG) | unspecified ~ 9.2.8 | - |
|
II. Public POCs for CVE-2021-23885
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2021-23885 (1)
-
https://kc.mcafee.com/corporate/index?page=content&id=SB10349 x_refsource_CONFIRM
IV. Related Vulnerabilities
Same product: McAfee Web Gateway (MWG)
-
CVE-2020-7297
Web Gateway (MWG) - Privilege Escalation vulnerability -
CVE-2020-7296
Web Gateway (MWG) - Privilege Escalation vulnerability -
CVE-2020-7295
Web Gateway (MWG) - Privilege Escalation vulnerability -
CVE-2020-7294
Web Gateway (MWG) - Privilege Escalation vulnerability -
CVE-2020-7293
Web Gateway (MWG) - Privilege Escalation vulnerability
Same vendor: McAfee,LLC
Same weakness: CWE-269
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V. Comments for CVE-2021-23885
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