CVE-2024-38155

Local information disclosure via out-of-bounds read

Published Aug 13, 2024 · Updated Jul 10, 2025

An out-of-bounds read in Security Center Broker in affected Microsoft Windows releases allows local users to disclose sensitive memory contents. Microsoft has not disclosed the affected code locus, the input that triggers the over-read, or which adjacent memory can be returned. Exploitation requires local low-privilege access and can expose confidential data, with no reported ability to modify data or interrupt service.

CVSS severity5.5
Medium
EPSS probability0.72%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

An out-of-bounds read in Security Center Broker in affected Microsoft Windows releases allows local users to disclose sensitive memory contents. Microsoft has not disclosed the affected code locus, the input that triggers the over-read, or which adjacent memory can be returned. Exploitation requires local low-privilege access and can expose confidential data, with no reported ability to modify data or interrupt service.

The record

CVE
CVE-2024-38155
Published
Aug 13, 2024
Updated
Jul 10, 2025
Vendor
Microsoft
Product
Windows 11, version 24H2
Classifications
CWE-125
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 13, 2024CVE publishedPublication date reported by the CVE source.
  2. Jul 10, 2025Record 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=10.0.26100.0 <10.0.26100.1457

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 11, version 24H2version=10.0.26100.0 <10.0.26100.1457
Microsoft · Windows 11 version 21H2version=10.0.0 <10.0.22000.3147
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19044.4780
Microsoft · Windows 11 Version 22H3version=10.0.22631.0 <10.0.22631.4037
Microsoft · Windows 10 Version 22H2version=10.0.19045.0 <10.0.19045.4780
Microsoft · Windows 11 Version 23H2version=10.0.22631.0 <10.0.22631.4037
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.4037
Microsoft · Windows 10 Version 1809version=10.0.17763.0 <10.0.17763.6189

Published CVSS scores

5.5Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/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)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-125Out-of-bounds Read

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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