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CVE-2021-32458

Quick assessment

Affected
Trend Micro Trend Micro Home Network 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 Home Network Security是美国趋势科技（Trend Micro）公司的一个网络设备。用于扫描所有传入和传出家庭网络的流量，以防止入侵，阻止黑客攻击和网络威胁以及保护隐私。 Trend Micro Home Network Security 6.1.567的tdts.ko chrdev_ioctl_handle功能中存在安全漏洞。特制的ioctl可能导致代码执行。攻击者可以发出ioctl来触发此漏洞。

AI Predicted 5.8 Difficulty: Moderate EPSS 0.39% · P31

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-32458

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow vulnerability which could allow an attacker to issue a specially crafted iotcl which could lead to code execution on affected devices. An attacker must first obtain the ability to execute low-privileged code on the target device in order to exploit this vulnerability.
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 Home Network Security 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trend Micro Home Network Security是美国趋势科技（Trend Micro）公司的一个网络设备。用于扫描所有传入和传出家庭网络的流量，以防止入侵，阻止黑客攻击和网络威胁以及保护隐私。 Trend Micro Home Network Security 6.1.567的tdts.ko chrdev_ioctl_handle功能中存在安全漏洞。特制的ioctl可能导致代码执行。攻击者可以发出ioctl来触发此漏洞。
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 Home Network Security 6.6.604 and below -

II. Public POCs for CVE-2021-32458

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III. Intelligence Information for CVE-2021-32458

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Other References for CVE-2021-32458 (2)

IV. Related Vulnerabilities

Same product: Trend Micro Home Network Security
Same vendor: Trend Micro

V. Comments for CVE-2021-32458

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