CVE-2022-40143

Name: CVE-2022-40143
Creator: NVD / NIST
Published: 2022-09-19T18:15:10.12+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2022-40143 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. A link following local privilege escalation vulnerability in Trend Micro Apex One and Trend Micro Apex One as a Service servers could allow a local attacker to abuse an insecure directory that could allow a low-privileged user to run arbitrary code with elevated privileges. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

A link following local privilege escalation vulnerability in Trend Micro Apex One and Trend Micro Apex One as a Service servers could allow a local attacker to abuse an insecure directory that could allow a low-privileged user to run arbitrary code with elevated privileges. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Metrics

CVSS 3.1

7.3/10

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

EPSS Probability

0.43%

34.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-59

Affected Software

Vendor	Product	Versions
Trendmicro	Apex One	All versions
Trendmicro	Apex One	2019

References

https://success.trendmicro.com/solution/000291528Patch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1191/Third Party Advisory, VDB Entry
https://success.trendmicro.com/solution/000291528Patch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1191/Third Party Advisory, VDB Entry

Timeline

Published: Sep 19, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-40143?

How severe is CVE-2022-40143?

CVE-2022-40143 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40143?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-40143?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST