CVE-2021-45440

HIGH

Trend Micro Apex One and Worry-Free Business Security 10.0 SP1 - Privilege Escalation via Impersonation Abuse

Title source: llm

Description

A unnecessary privilege vulnerability in Trend Micro Apex One and Trend Micro Worry-Free Business Security 10.0 SP1 (on-prem versions only) could allow a local attacker to abuse an impersonation privilege and elevate to a higher level of privileges. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

References (2)

Core 2

Core References

Patch, Vendor Advisory x_refsource_misc

https://success.trendmicro.com/solution/000289996

Third Party Advisory, VDB Entry x_refsource_misc

https://www.zerodayinitiative.com/advisories/ZDI-22-016/

Scores

CVSS v3 7.8

EPSS 0.0006

EPSS Percentile 19.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-269

Status published

Products (3)

trendmicro/apex_one 2019 (2 CPE variants)

trendmicro/worry-free_business_security 10.0 sp1

trendmicro/worry-free_business_security_services

Published Jan 10, 2022

Tracked Since Feb 18, 2026