CVE-2021-23891— Privilege Escalation vulnerability in McAfee Total Protection (MTP)
Quick assessment
Affected
McAfee,LLC McAfee Total Protection (MTP)
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 Total Protection（MTP）是美国迈克菲（Mcafee）公司的一套防病毒软件。 McAfee Total Protection 16.0.32版本之前存在安全漏洞。该漏洞允许本地用户通过模拟客户端令牌来获得提升的特权。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-23891
Vulnerability Information
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Vulnerability Title
Privilege Escalation vulnerability in McAfee Total Protection (MTP)
Source: CVE Program / CVE List V5
Vulnerability Description
Privilege Escalation vulnerability in McAfee Total Protection (MTP) prior to 16.0.32 allows a local user to gain elevated privileges by impersonating a client token which could lead to the bypassing of MTP self-defense.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/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 Total Protection 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mcafee McAfee Total Protection（MTP）是美国迈克菲（Mcafee）公司的一套防病毒软件。 McAfee Total Protection 16.0.32版本之前存在安全漏洞。该漏洞允许本地用户通过模拟客户端令牌来获得提升的特权。
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 Total Protection (MTP) | unspecified ~ 16.0.32 | - |
|
II. Public POCs for CVE-2021-23891
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-23891 (1)
-
http://service.mcafee.com/FAQDocument.aspx?&id=TS103146 x_refsource_CONFIRM
Same Patch Batch · McAfee,LLC · 2021-05-12 · 3 CVEs total
| CVE-2021-23892 | 8.2 HIGH | Mcafee McAfee Security 后置链接漏洞 |
| CVE-2021-23872 | 7.8 HIGH | Privilege Escalation vulnerability in McAfee Total Protection (MTP) |
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Same weakness: CWE-269
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V. Comments for CVE-2021-23891
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