CVE-2021-45231

HIGH

Trend Micro Apex One and Worry-Free Business Security - Privilege Escalation via Link Following

Title source: llm
STIX 2.1

Description

A link following privilege escalation vulnerability in Trend Micro Apex One (on-prem and SaaS) and Trend Micro Worry-Free Business Security (10.0 SP1 and Services) could allow a local attacker to create a specially crafted file with arbitrary content which could grant local privilege escalation on the affected system. 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-22-013/

Scores

CVSS v3 7.8
EPSS 0.0004
EPSS Percentile 12.5%
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-59
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