Risk Letters

Exploited vulnerability

CVE-2020-24557

TLP:CLEAR

Trend Micro Multiple Products Improper Access Control Vulnerability

Trend Micro Apex One, OfficeScan, and Worry-Free Business Security on Microsoft Windows contain an improper access control vulnerability that may allow an attacker to manipulate a particular product folder to disable the security temporarily, abuse a specific Windows function, and attain privilege escalation.

Facts

  • Vendor: Trend Micro
  • Product: Apex One, OfficeScan, and Worry-Free Business Security
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 2.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • CISA's deadline for US federal agencies: 3 May 2022
  • First seen by Risk Letters: 3 November 2021

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD