CVE-2021-36742

HIGH KEV

Trendmicro Officescan - Improper Input Validation

Title source: rule

Description

A improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG and Worry-Free Business Security 10.0 SP1 allows 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.

References (5)

[Vendor Advisory] https://success.trendmicro.com/jp/solution/000287796

[Vendor Advisory] https://success.trendmicro.com/jp/solution/000287815

[Vendor Advisory] https://success.trendmicro.com/solution/000287819

[Vendor Advisory] https://success.trendmicro.com/solution/000287820

[US Government Resource] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36742

Scores

CVSS v3 7.8

EPSS 0.0143

EPSS Percentile 80.7%

Attack Vector LOCAL

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

Details

CISA KEV 2021-11-03

VulnCheck KEV 2021-08-11

InTheWild.io 2021-07-28

ENISA EUVD EUVD-2021-23332

CWE

CWE-20

Status published

Products (4)

trendmicro/apex_one 2019

trendmicro/officescan xg sp1

trendmicro/officescan_business_security 10.0 sp1

trendmicro/worry-free_business_security 10.0 sp1

Published Jul 29, 2021

KEV Added Nov 03, 2021

Tracked Since Feb 18, 2026