CVE-2023-38010Network attack vector

Unauthenticated information disclosure through user messages

Published Feb 4, 2026 · Updated Feb 4, 2026

Information disclosure in IBM Cloud Pak System 2.3.4.0 through 2.3.6.0 allows remote attackers to read sensitive user messages. IBM has not published which message-generation component includes sensitive data or what fields are exposed. No authentication or user interaction is required; affected Red Hat Linux OS images span 4.0.4.0 through 4.0.7.0 and 5.0.0.0 through 5.0.1.0, and the disclosed data supports further attacks without reported modification or interruption.

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

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Information disclosure in IBM Cloud Pak System 2.3.4.0 through 2.3.6.0 allows remote attackers to read sensitive user messages. IBM has not published which message-generation component includes sensitive data or what fields are exposed. No authentication or user interaction is required; affected Red Hat Linux OS images span 4.0.4.0 through 4.0.7.0 and 5.0.0.0 through 5.0.1.0, and the disclosed data supports further attacks without reported modification or interruption.

The record

CVE
CVE-2023-38010
Published
Feb 4, 2026
Updated
Feb 4, 2026
Vendor
IBM
Product
OS Image for Red Hat Linux Systems
Classifications
CWE-209
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 4, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 4, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=4.0.4.0
  2. Affected versionversion=4.0.5.0
  3. Affected versionversion=4.0.6.0
  4. Affected versionversion=4.0.7.0
  5. Affected versionversion=5.0.0.0
  6. Affected versionversion=5.0.1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

IBM · OS Image for Red Hat Linux Systemsversion=4.0.4.0; version=4.0.5.0; version=4.0.6.0; version=4.0.7.0; version=5.0.0.0; version=5.0.1.0
IBM · Cloud Pak Systemversion=2.3.4.0; version=2.3.4.1; version=2.3.4.1 Interim Fix 001; version=2.3.5.0; version=2.3.6.0

Published CVSS scores

7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5.3IBM CorporationCVSS: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-209Generation of Error Message Containing Sensitive Information

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo