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[ CVE-2022-40139 · Published 19 Sep 2022 ]

Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability

Exploited · CISA KEV CVSS 7.2 EPSS 3%Fix available

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-09-15

[ Description ]Official description

Improper validation of some components used by the rollback mechanism in Trend Micro Apex One and Trend Micro Apex One as a Service clients could allow a Apex One server administrator to instruct affected clients to download an unverified rollback package, which could lead to remote code execution. Please note: an attacker must first obtain Apex One server administration console access in order to exploit this vulnerability.

CISA: Trend Micro Apex One and Apex One as a Service contain an improper validation of rollback mechanism components that could lead to remote code execution.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 6 Oct 2022): Apply updates per vendor instructions.

[ References ]References