CVE-2020-24557

Known Exploited

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.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.64%

KEV Since

Vendor Advisory trendmicro.com Vendor Advisory trendmicro.com

Affected: Trend Micro Trend Micro Apex One

Affected: Trend Micro Trend Micro Worry-Free Business Security

References

Link	Tags
https://success.trendmicro.com/solution/000263632	vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1094/	third party advisory vdb entry
https://success.trendmicro.com/solution/000267260	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-24557?: CVE-2020-24557 has been scored as a high severity vulnerability.
How to fix CVE-2020-24557?: To fix CVE-2020-24557, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-24557 being actively exploited in the wild?: It is confirmed that CVE-2020-24557 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-24557?: CVE-2020-24557 affects Trend Micro Trend Micro Apex One, Trend Micro Trend Micro Worry-Free Business Security .

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