CVE-2021-45440: Trend Micro Worry-Free Business Security Unnecessary Privileges Local Privilege Escalation Vulnerability
First published: Sat Jan 08 2022(Updated: )
A unnecessary privilege vulnerability in Trend Micro Apex One and Trend Micro Worry-Free Business Security 10.0 SP1 (on-prem versions only) could allow a local attacker to abuse an impersonation privilege and elevate to a higher level of privileges. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
Credit: security@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Trend Micro Worry-Free Business Security | ||
| Trendmicro Apex One | =2019 | |
| Trendmicro Apex One | =2019 | |
| Trendmicro Worry-free Business Security | =10.0-sp1 | |
| Trendmicro Worry-free Business Security Services | ||
| Microsoft Windows |
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Reference Links
Frequently Asked Questions
What is CVE-2021-45440?
CVE-2021-45440 is a vulnerability that allows local attackers to escalate privileges on affected installations of Trend Micro Worry-Free Business Security.
How does CVE-2021-45440 affect Trend Micro Worry-Free Business Security?
CVE-2021-45440 affects Trend Micro Worry-Free Business Security by allowing local attackers to escalate privileges.
What is the severity of CVE-2021-45440?
CVE-2021-45440 has a severity rating of 7.8 (high).
How can CVE-2021-45440 be exploited?
CVE-2021-45440 can be exploited by local attackers who have the ability to execute low-privileged code on the target system.
How can I fix the CVE-2021-45440 vulnerability?
To fix the CVE-2021-45440 vulnerability, update Trend Micro Worry-Free Business Security to the latest version available.
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