⚠ Actively exploited
Added to CISA KEV on 2021-11-03. Federal agencies required to patch by 2021-11-17. Required action: Apply updates per vendor instructions..

CVE-2021-36742

Severity
7.8HIGH
EPSS
1.4%
top 19.39%
CISA KEV
KEV
Added 2021-11-03
Due 2021-11-17
Exploit
Exploited in wild
Active exploitation observed
Timeline
PublishedJul 29
KEV addedNov 3
KEV dueNov 17
Latest updateMay 24
CISA Required Action: Apply updates per vendor instructions.

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

🔴Vulnerability Details

3
GHSA
GHSA-h3hj-ff5j-498h: A improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG and Worry-Free Business Security 102022-05-24
CVEList
CVE-2021-36742: A improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG and Worry-Free Business Security 102021-07-29
VulnCheck
Trend Micro Multiple Products Improper Input Validation Vulnerability2021

📋Vendor Advisories

1
CISA
Trend Micro Multiple Products Improper Input Validation Vulnerability2021-11-03
CVE-2021-36742 (HIGH CVSS 7.8) | A improper input validation vulnera | cvebase.io