CVE-2021-42011

An incorrect permission assignment vulnerability in Trend Micro Apex One and Apex One as a Service could allow a local attacker to load a DLL with escalated privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

• CWE-276

• https://success.trendmicro.com/solution/000289229Patch, Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-21-1220/Third Party Advisory, VDB Entry
• https://success.trendmicro.com/solution/000289229Patch, Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-21-1220/Third Party Advisory, VDB Entry

Published

Oct 21, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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