AEGLIX vulnerability intelligence
CVE-2020-24557
HIGH · CVSS 7.8 · Analyzed
Published: 2020-09-01 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- NVD-CWE-Other
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Trend Micro · Apex One, OfficeScan, and Worry-Free Business Security
- Added to catalog
- 2021-11-03
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-05-03
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:trendmicro:apex_one:-:*:*:*:saas:*:*:*
cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://success.trendmicro.com/solution/000263632
Vendor Advisory
- https://success.trendmicro.com/solution/000267260
Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-1094/
Third Party Advisory · VDB Entry
- https://success.trendmicro.com/solution/000263632
Vendor Advisory
- https://success.trendmicro.com/solution/000267260
Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-1094/
Third Party Advisory · VDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-24557
US Government Resource