CVE-2021-42105
Quick assessment
Affected
Trend Micro Trend Micro Apex One
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 Apex One是美国趋势科技（Trend Micro）公司的一套能够提供自动威胁检测和响应功能的端点安全防护软件。 Trend Micro Apex One, Apex One as a Service, Worry-Free Business Security 10.0 SP1 存在安全漏洞，该漏洞源于应用程序使用提升的特权执行某些非特权操作。本地低权限用户可以滥用这种行为来执行具有较高权限的任意代码。该漏洞允许本地用户升级系统上的特权。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-42105
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Unnecessary privilege vulnerabilities in Trend Micro Apex One, Apex One as a Service, Worry-Free Business Security 10.0 SP1 and Worry-Free Business Security Services could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-42104, 42106 and 42107.
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 Apex One 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trend Micro Apex One是美国趋势科技（Trend Micro）公司的一套能够提供自动威胁检测和响应功能的端点安全防护软件。 Trend Micro Apex One, Apex One as a Service, Worry-Free Business Security 10.0 SP1 存在安全漏洞，该漏洞源于应用程序使用提升的特权执行某些非特权操作。本地低权限用户可以滥用这种行为来执行具有较高权限的任意代码。该漏洞允许本地用户升级系统上的特权。
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 |
|---|---|---|---|---|
| Trend Micro | Trend Micro Apex One | 2019, SaaS | - |
|
| Trend Micro | Trend Micro Worry-Free Business Security | 10.0 SP1, Services (SaaS) | - |
|
II. Public POCs for CVE-2021-42105
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-42105 (1)
-
https://www.zerodayinitiative.com/advisories/ZDI-21-1215/ x_refsource_MISC
Other References for CVE-2021-42105 (2)
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https://success.trendmicro.com/solution/000289229 x_refsource_MISC
-
https://success.trendmicro.com/solution/000289230 x_refsource_MISC
Same Patch Batch · Trend Micro · 2021-10-21 · 11 CVEs total
| CVE-2021-42108 | Trend Micro Apex One 安全漏洞 | |
| CVE-2021-42107 | Trend Micro Apex One 安全漏洞 | |
| CVE-2021-42106 | Trend Micro Apex One 安全漏洞 | |
| CVE-2021-42104 | Trend Micro Apex One 安全漏洞 | |
| CVE-2021-42103 | Trend Micro Apex One 代码问题漏洞 | |
| CVE-2021-42102 | Trend Micro Apex One 代码问题漏洞 | |
| CVE-2021-42101 | Trend Micro Apex One 代码问题漏洞 | |
| CVE-2021-42011 | Trend Micro Apex One 安全漏洞 | |
| CVE-2021-42012 | Trend Micro Apex One 缓冲区错误漏洞 | |
| CVE-2021-23139 | Trend Micro Apex One 代码问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-42105
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