CVE-2023-32553Network attack vector

Unauthenticated information disclosure via web console access control

Published Jun 26, 2023 · Updated Dec 4, 2024

Improper access control in Trend Micro Apex One 2019 allows remote attackers to disclose sensitive agent information through the web console. Trend Micro and ZDI identify the locus only as the web console and do not disclose the affected handler or response fields. Authentication is not required, and the affected state also depends on the console's Client Authentication Checksum security setting.

CVSS severity5.3
Medium
EPSS probability0.49%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Trend Micro Apex One 2019 allows remote attackers to disclose sensitive agent information through the web console. Trend Micro and ZDI identify the locus only as the web console and do not disclose the affected handler or response fields. Authentication is not required, and the affected state also depends on the console's Client Authentication Checksum security setting.

The record

CVE
CVE-2023-32553
Published
Jun 26, 2023
Updated
Dec 4, 2024
Vendor
Trend Micro
Product
Apex One
Classifications
CWE-346, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 26, 2023CVE publishedPublication date reported by the CVE source.
  2. Dec 4, 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=0 <14.0.0.12024
  2. Affected versionversion=2019 <14.0.0.12024

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Trend Micro · Apex Oneversion=0 <14.0.0.12024; version=2019 <14.0.0.12024

Published CVSS scores

5.3NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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-346Origin Validation Error
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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