CVE-2022-40144Network attack vector

Authentication bypass via falsified request parameters

Published Sep 19, 2022 · Updated Aug 3, 2024

Improper authentication in Trend Micro Apex One 2019 and Apex One as a Service allows remote attackers to bypass login via falsified parameters. Trend Micro has not published which login endpoint, parameters, or validation step incorrectly accepts the falsified request. The management interface must be reachable, and exploitation enables limited information access or a service interruption without reported data modification.

CVSS severity8.2
High
EPSS probability1.82%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authentication in Trend Micro Apex One 2019 and Apex One as a Service allows remote attackers to bypass login via falsified parameters. Trend Micro has not published which login endpoint, parameters, or validation step incorrectly accepts the falsified request. The management interface must be reachable, and exploitation enables limited information access or a service interruption without reported data modification.

The record

CVE
CVE-2022-40144
Published
Sep 19, 2022
Updated
Aug 3, 2024
Vendor
Trend Micro
Product
Trend Micro Apex One
Classifications
CWE-287, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 19, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2019 (on-prem) and SaaS

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Trend Micro · Trend Micro Apex Oneversion=2019 (on-prem) and SaaS

Published CVSS scores

8.2Trend MicroCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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