CVE-2021-42106

HIGH

Trend Micro Apex One and Worry-Free Business Security - Local Privilege Escalation

Title source: llm
STIX 2.1

Description

Unnecessary privilege vulnerabilities in Trend Micro Apex One, Apex One as a Service, Worry-Free Business Security 10.0 SP1 and Worry-Free Business Security Services could allow a local attacker to escalate 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. This vulnerability is similar to but not identical to CVE-2021-42104, 42105 and 42107.

References (3)

Core 3
Core References
Patch, Vendor Advisory x_refsource_misc
https://success.trendmicro.com/solution/000289229
Patch, Vendor Advisory x_refsource_misc
https://success.trendmicro.com/solution/000289230
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-1218/

Scores

CVSS v3 7.8
EPSS 0.0012
EPSS Percentile 31.0%
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 Oct 21, 2021
Tracked Since Feb 18, 2026