CVE-2021-44021: Trend Micro Worry-Free Business Security Unnecessary Privileges Local Privilege Escalation Vulnerability
An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44020.
Other sources
This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Worry-Free Business Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Security Server. The issue results from allowing an untrusted process to impersonate the client of a pipe. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-44021?
CVE-2021-44021 is a vulnerability that allows local attackers to escalate privileges on affected installations of Trend Micro Worry-Free Business Security.
How can an attacker exploit CVE-2021-44021?
An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
What is the severity of CVE-2021-44021?
The severity of CVE-2021-44021 is high with a CVSS score of 7.8.
How can I fix CVE-2021-44021?
To fix CVE-2021-44021, apply the necessary patches or updates provided by Trend Micro.
Where can I find more information about CVE-2021-44021?
You can find more information about CVE-2021-44021 on the official Trend Micro website or Zero Day Initiative website.