High severity7.8CISA KEVNVD Advisory· Published Sep 1, 2020· Updated Jun 17, 2026
CVE-2020-24557
CVE-2020-24557
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8cpe:2.3:a:trendmicro:apex_one:-:*:*:*:saas:*:*:*+ 2 more
- cpe:2.3:a:trendmicro:apex_one:-:*:*:*:saas:*:*:*
- cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*
- (no CPE)
cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
- (no CPE)range: 10.0 SP1
- (no CPE)range: 10.0 SP1
- Range: <=1909 OS Build 18363.719
- Trend Micro/Trend Micro Apex Onev5Range: 2009 (on premise), SaaS
Patches
Vulnerability mechanics
References
4- success.trendmicro.com/solution/000263632nvdVendor Advisory
- success.trendmicro.com/solution/000267260nvdVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-20-1094/nvdThird Party AdvisoryVDB Entry
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
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