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High severity7.8NVD Advisory· Published Jan 10, 2022· Updated Jun 17, 2026

CVE-2021-45231

CVE-2021-45231

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

8
  • Trend Micro/Apex One3 versions
    cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:-:*:*:*+ 2 more
    • cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:-:*:*:*
    • cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:saas:*:*:*
    • (no CPE)
  • Trend Micro/Worry Free Business Security3 versions
    cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
    • (no CPE)range: 10.0 SP1 and Services
    • (no CPE)range: 10.0 SP1, Services (SaaS)
  • Trend Micro/Worry Free Business Security Services
    cpe:2.3:a:trendmicro:worry-free_business_security_services:-:*:*:*:saas:*:*:*
  • Trend Micro/Trend Micro Apex Onev5
    Range: 2019, SaaS

Patches

Vulnerability mechanics

References

2

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