CVE-2020-27014: Trend Micro Antivirus for Mac Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability

Published Oct 29, 2020
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Antivirus for Mac. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the KERedirect kext. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the kernel.

Other sources

Trend Micro Antivirus for Mac 2020 (Consumer) contains a race condition vulnerability in the Web Threat Protection Blocklist component, that if exploited, could allow an attacker to case a kernel panic or crash.\n\n\r\nAn attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability.

Affected Software

2 affected components
Trend Micro Antivirus for Mac
trendmicro Antivirus Macos=2020

Event History

Oct 29, 2020
CVE Published
via MITRE·11:45 PM
Data Sourced
via MITRE·11:45 PM
DescriptionWeakness
Jan 29, 2025
Advisory Published
via ZDI·09:04 AM
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Frequently Asked Questions

1

What is CVE-2020-27014?

CVE-2020-27014 is a Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability in Trend Micro Antivirus for Mac.

2

What is the severity of CVE-2020-27014?

CVE-2020-27014 has a severity rating of 8.2 (high).

3

How does CVE-2020-27014 affect Trend Micro Antivirus for Mac?

CVE-2020-27014 allows local attackers to escalate privileges on affected installations of Trend Micro Antivirus for Mac.

4

How can CVE-2020-27014 be exploited?

In order to exploit CVE-2020-27014, an attacker must first obtain the ability to execute high-privileged code on the target system.

5

Is there a fix available for CVE-2020-27014?

Yes, Trend Micro has released a fix for CVE-2020-27014. Please refer to the vendor's website for more information.

Contact

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