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CVE-2020-24557Trend Micro Multiple Products Improper Access Control Vulnerability
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 HIGHEPSS 2.66%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 7.8 | HIGH | 3.1NVD | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 7.2 | HIGH | 2.0NVD | AV:L/AC:L/Au:N/C:C/I:C/A:C |
CISA required action
⚡ Known exploited · remediation due May 3, 2022
Apply updates per vendor instructions.
Details
- CVE ID
- CVE-2020-24557
- Status
- Analyzed
- Assigner (CNA)
- trendmicro
- Published
- Sep 1, 2020
- Last modified
- 2026-06-17 03:05 UTC
Affected Products
As published by the CNA in the CVE record.
Trend MicroTrend Micro Apex One1 version range
- 2009 (on premise), SaaS
Trend MicroTrend Micro Worry-Free Business Security1 version range
- 10.0 SP1
References
- success.trendmicro.com https://success.trendmicro.com/solution/000263632
- success.trendmicro.com https://success.trendmicro.com/solution/000267260
- zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-20-1094/
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-24557