SB2021052108 - Privilege escalation in Trend Micro Maximum Security

Description

This security bulletin contains information about 1 vulnerability.

1) Incorrect default permissions (CVE-ID: CVE-2021-32460)

CWE-ID: CWE-276 - Incorrect Default Permissions

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions within the Maximum Security console for files and folders that are set by the application. A local user with access to the system can view contents of files and directories or modify them.

Successful exploitation of the vulnerability may allow an attacker to execute arbitrary code with SYSTEM privileges.

Remediation

Install update from vendor's website.

References

• https://www.zerodayinitiative.com/advisories/ZDI-21-603/
• https://helpcenter.trendmicro.com/en-us/article/TMKA-10336