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CVE-2021-44020

Quick assessment

Affected
Trend Micro Trend Micro Worry-Free Business Security
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 Worry-Free Business Security是美国趋势科技（Trend Micro）公司的一套企业级信息安全防护解决方案。该产品提供反垃圾邮件、防病毒、网络安全和电子邮件保护等功能。 Trend Micro Worry-Free Business Security存在安全漏洞，该漏洞源于允许不受信任的进程模拟管道的客户端而导致的。攻击者可利用该漏洞提升特权并执行任意代码。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.35% · P26

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-44020

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 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-2021-44019 and 44021.
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 Worry-Free Business Security 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trend Micro Worry-Free Business Security是美国趋势科技（Trend Micro）公司的一套企业级信息安全防护解决方案。该产品提供反垃圾邮件、防病毒、网络安全和电子邮件保护等功能。 Trend Micro Worry-Free Business Security存在安全漏洞，该漏洞源于允许不受信任的进程模拟管道的客户端而导致的。攻击者可利用该漏洞提升特权并执行任意代码。
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 Worry-Free Business Security 10.0 SP1 -

II. Public POCs for CVE-2021-44020

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III. Intelligence Information for CVE-2021-44020

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Vendor Advisories for CVE-2021-44020 (1)

Other References for CVE-2021-44020 (1)

Same Patch Batch · Trend Micro · 2021-12-03 · 5 CVEs total

CVE-2021-44022 Trend Micro Apex One 安全漏洞
CVE-2021-44021 Trend Micro Worry-Free Business Security 安全漏洞
CVE-2021-44019 Trend Micro Worry-Free Business Security 安全漏洞
CVE-2021-43772 Trend Micro Security 安全特征问题漏洞

IV. Related Vulnerabilities

Same product: Trend Micro Worry-Free Business Security
Same vendor: Trend Micro

V. Comments for CVE-2021-44020

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