CVE-2024-30039

Local memory disclosure via buffer over-read

Published May 14, 2024 · Updated Aug 27, 2025

Buffer over-read in Microsoft Windows Remote Access Connection Manager allows local users to disclose memory contents. Microsoft identifies the affected component and CWE but has not published the vulnerable function, data structure, input, or erroneous read operation. Low-privileged local access is required, and the reported consequence is confined to confidentiality with no integrity or availability impact.

CVSS severity5.5
Medium
EPSS probability0.74%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer over-read in Microsoft Windows Remote Access Connection Manager allows local users to disclose memory contents. Microsoft identifies the affected component and CWE but has not published the vulnerable function, data structure, input, or erroneous read operation. Low-privileged local access is required, and the reported consequence is confined to confidentiality with no integrity or availability impact.

The record

CVE
CVE-2024-30039
Published
May 14, 2024
Updated
Aug 27, 2025
Vendor
Microsoft
Product
Windows 10 Version 1507
Classifications
CWE-126
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. May 14, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 27, 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=10.0.10240.0 <10.0.10240.20651

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 10 Version 1507version=10.0.10240.0 <10.0.10240.20651
Microsoft · Windows Server 2019version=10.0.17763.0 <10.0.17763.5820
Microsoft · Windows Server 2016 (Server Core installation)version=10.0.14393.0 <10.0.14393.6981
Microsoft · Windows 11 version 21H2version=10.0.0 <10.0.22000.2960
Microsoft · Windows Server 2012 (Server Core installation)version=6.2.9200.0 <6.2.9200.24868
Microsoft · Windows Server 2012version=6.2.9200.0 <6.2.9200.24868
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19044.4412
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)version=10.0.25398.0 <10.0.25398.887
Microsoft · Windows Server 2016version=10.0.14393.0 <10.0.14393.6981
Microsoft · Windows 11 Version 22H3version=10.0.22631.0 <10.0.22631.3593
Microsoft · Windows Server 2008 R2 Service Pack 1version=6.1.7601.0 <6.1.7601.27117
Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)version=6.1.7601.0 <6.1.7601.27117
Microsoft · Windows 10 Version 22H2version=10.0.19045.0 <10.0.19045.4412
Microsoft · Windows Server 2012 R2 (Server Core installation)version=6.3.9600.0 <6.3.9600.21972
Microsoft · Windows Server 2019 (Server Core installation)version=10.0.17763.0 <10.0.17763.5820
Microsoft · Windows 11 Version 23H2version=10.0.22631.0 <10.0.22631.3593
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.3593
Microsoft · Windows 10 Version 1607version=10.0.14393.0 <10.0.14393.6981
Microsoft · Windows Server 2008 Service Pack 2version=6.0.6003.0 <6.0.6003.22668
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.2461
Microsoft · Windows 10 Version 1809version=10.0.0 <10.0.17763.5820; version=10.0.17763.0 <10.0.17763.5820
Microsoft · Windows Server 2012 R2version=6.3.9600.0 <6.3.9600.21972
Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)version=6.0.6003.0 <6.0.6003.22668

Published CVSS scores

5.5Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
5.5CISA-ADPCVSS: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

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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-126Buffer Over-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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