Security Bulletin: Trend Micro HouseCall for Home Networks Privilege Escalation and DLL Hijacking Vulnerabilities

LAST UPDATED: DEC 18, 2019

Release Date: December 18, 2019

CVE Vulnerability Identifiers: CVE-2019-19688 and CVE-2019-19689

Platform: Windows

CVSS 3.1 Scores: 6.7

Severity Ratings: Medium

Summary

Trend Micro has released a new build of Trend Micro HouseCall™ for Home Networks on Windows that resolves privilege escalation and a DLL Hijack vulnerabilies.

Affected Versions

Product	Affected Versions	Platform	Language
HouseCall™ for Home Networks	Versions below 5.3.0.1063	Windows	English

Solution

Trend Micro has released a new build of the tool to resolve this issue:

Product	Updated Version	Platform	Language
HouseCall™ for Home Networks	5.3.0.1063	Windows	English

Trend Micro recommends that customers always ensure they have the latest version of the HouseCall™ for Home Networks tool before running a scan to ensure the latest protection. The latest version can be downloaded from here.

Vulnerability Details

The latest version resolves two (2) vulnerabilities found in Trend Micro HouseCall™ for Home Networks on Windows:

1. CVE-2019-19688: A privilege escalation vulnerability could be exploited allowing an attacker to place a malicious DLL file into the application directory and elevate privileges.
2. CVE-2019-19689: DLL Hijack related to a vulnerability on the packer that the program uses.

Trend Micro has received no reports nor is aware of any actual attacks against the affected product related to these vulnerabilities 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:

• Eran Shimony of CyberArk Labs Team