HIGH CISA KEV

CVE-2020-24557

CVSS v3

7.8

HIGH

EPSS Score

1.9%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

A vulnerability in Trend Micro Apex One and Worry-Free Business Security 10.0 SP1 on Microsoft Windows may allow an attacker to manipulate a particular product folder to disable the security temporarily, abuse a specific Windows function and attain privilege escalation. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. Please note that version 1909 (OS Build 18363.719) of Microsoft Windows 10 mitigates hard links, but previous versions are affected.

CISA Known Exploited Vulnerability

Date Added
11/3/2021
Patch Due Date
5/3/2022
Ransomware Use
Unknown

Technical details

Published
9/1/2020

Frequently asked questions

What is CVE-2020-24557?

A vulnerability in Trend Micro Apex One and Worry-Free Business Security 10.0 SP1 on Microsoft Windows may allow an attacker to manipulate a particular product folder to disable the security temporarily, abuse a specific Windows function and attain privilege escalation. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. Please note that version 1909 (OS Build 18363.719) of Microsoft Windows 10 mitigates hard links, but previous versions are affected.

Is CVE-2020-24557 actively exploited?

Yes. CVE-2020-24557 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 5/3/2022.

What is the CVSS score for CVE-2020-24557?

CVE-2020-24557 has a CVSS v3 base score of 7.8 (HIGH severity).

Is CVE-2020-24557 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.