An improper access control vulnerability in Trend Micro Apex One (on-prem and SaaS), OfficeScan XG SP1, and Worry-Free Business Security 10.0 SP1 could allow an unauthenticated user to obtain information about a specific hotfix history file.Referenceshttps://success.trendmicro.com/solution/000284202https://success.trendmicro.com/solution/000284205https://success.trendmicro.com/solution/000284206https://www.zerodayinitiative.com/advisories/ZDI-21-106/