What’s Vulnerable › Vulnerabilities

CVE-2021-28649

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-12 · updated 2026-06-17
• Weakness: CWE-276

Description

An incorrect permission vulnerability in the product installer for Trend Micro HouseCall for Home Networks version 5.3.1179 and below could allow an attacker to escalate privileges by placing arbitrary code on a specified folder and have that code be executed by an Administrator who is running a scan. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.

Affected products

• Trend Micro HouseCall for Home Networks: through 5.3.1179

References

• https://helpcenter.trendmicro.com/en-us/article/TMKA-10310
• https://www.zerodayinitiative.com/advisories/ZDI-21-474/
• https://helpcenter.trendmicro.com/en-us/article/TMKA-10310
• https://www.zerodayinitiative.com/advisories/ZDI-21-474/

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