CVE-2021-44023
Quick assessment
Affected
Trend Micro Trend Micro Security (Consumer)
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.
Trend Micro Security是美国趋势科技（Trend Micro）公司的一套计算机安全防护软件。 Trend Micro Security 存在后置链接漏洞，该漏洞源于PC健康检查功能中的链接跟踪问题。本地用户可以强制应用程序创建符号链接并覆盖系统上的任意文件，从而导致拒绝服务攻击。该漏洞允许本地用户执行拒绝服务攻击。
Possible ATT&CK Techniques 1 AI
T1564.001 · Hidden Files and Directories
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I. Basic Information for CVE-2021-44023
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A link following denial-of-service (DoS) vulnerability in the Trend Micro Security (Consumer) 2021 familiy of products could allow an attacker to abuse the PC Health Checkup feature of the product to create symlinks that would allow modification of files which could lead to a denial-of-service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Trend Micro Security 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trend Micro Security是美国趋势科技（Trend Micro）公司的一套计算机安全防护软件。 Trend Micro Security 存在后置链接漏洞，该漏洞源于PC健康检查功能中的链接跟踪问题。本地用户可以强制应用程序创建符号链接并覆盖系统上的任意文件，从而导致拒绝服务攻击。该漏洞允许本地用户执行拒绝服务攻击。
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 |
|---|---|---|---|---|
| Trend Micro | Trend Micro Security (Consumer) | 2021 (v17) | - |
|
II. Public POCs for CVE-2021-44023
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-44023 (1)
-
https://www.zerodayinitiative.com/advisories/ZDI-21-1536/ x_refsource_MISC
Other References for CVE-2021-44023 (1)
-
https://helpcenter.trendmicro.com/en-us/article/tmka-10867 x_refsource_MISC
IV. Related Vulnerabilities
V. Comments for CVE-2021-44023
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