PT-2021-23469 · Trend Micro · Trend Micro Apex One+1

Lynn And Lays · Published 2021-10-19 · Updated 2021-10-27 · CVE-2021-42011

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Trend Micro Apex One (affected versions not specified) Trend Micro Apex One as a Service (affected versions not specified)

Description The issue is related to an incorrect permission assignment, which could allow a local attacker to load a DLL with escalated privileges on affected installations. To exploit this, an attacker must first obtain the ability to execute low-privileged code on the target system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2021-42011

ZDI-21-1220

Affected Products

Trend Micro Apex One

Trend Micro Apex One As A Service

References · 4

• https://zerodayinitiative.com/advisories/ZDI-21-1220 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-42011 · Security Note
• https://success.trendmicro.com/solution/000289229 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-42011 · Vendor Advisory