CVE-2020-8599
Trend Micro Apex One and OfficeScan Authentication Bypass Vulnerability
Trend Micro · Apex One and OfficeScan
Vulnerability details
Trend Micro Apex One and OfficeScan server contain a vulnerable EXE file that could allow a remote attacker to write data to a path on affected installations and bypass root login.
Added to CISA KEV: 2021-11-03
Ransomware campaign use: Unknown
CISA due date: 2022-05-03
Defensive guidance from CISA
Apply updates per vendor instructions.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC