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Bulletin Date: April 22, 2021

CVE Vulnerability Identifiers: CVE-2021-28649, CVE-2021-31519

Platform: Microsoft Windows

CVSSv3 Score: 7.3: AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Severity Rating: High


Summary

Trend Micro has released an updated version of Trend Micro HouseCall for Home Networks which resolve two incorrect permission assignment vulnerabilities that may lead to privilege escalation.

Affected versions

PRODUCT AFFECTED VERSION PLATFORM LANGUAGE
HouseCall for Home Networks 5.3.1179 and below Windows English

Solution

PRODUCT UPDATED VERSION PLATFORM LANGUAGE
HouseCall for Home Networks 5.3.1206 Windows English


Trend Micro has released an updated version of the product which can be downloaded from here.

Vulnerability Details

Two incorrect permission vulnerabilities on 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.

Trend Micro has received no reports nor is aware of any actual attacks against the affected product related to this vulnerability at this time.

Acknowledgement

Trend Micro would like to thank the following individual for responsibly disclosing the issue and working with Trend Micro to help protect our customers:

Additional Assistance

Customers who have questions are encouraged to contact Trend Micro Technical Support for further assistance.

Reference

  • ZDI-CAN-12552
  • ZDI-CAN-12553
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