CVE-2024-38232Network attack vector

Unauthenticated host crash via null dereference

Published Sep 10, 2024 · Updated Aug 10, 2026

Windows Network Virtualization in build 10.0.14393 before 10.0.14393.7336 allows remote attackers to crash the host via a null dereference. Microsoft has not disclosed which Network Virtualization code path dereferences the null pointer or which crafted network input reaches it. No authentication or user interaction is required; availability is the only reported security impact.

CVSS severity7.5
High
EPSS probability2.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Windows Network Virtualization in build 10.0.14393 before 10.0.14393.7336 allows remote attackers to crash the host via a null dereference. Microsoft has not disclosed which Network Virtualization code path dereferences the null pointer or which crafted network input reaches it. No authentication or user interaction is required; availability is the only reported security impact.

The record

CVE
CVE-2024-38232
Published
Sep 10, 2024
Updated
Aug 10, 2026
Vendor
Microsoft
Product
Windows Server 2016 (Server Core installation)
Classifications
CWE-476, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 10, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 10, 2026Record 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=10.0.14393.0 <10.0.14393.7336

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Microsoft · Windows Server 2016 (Server Core installation)version=10.0.14393.0 <10.0.14393.7336
Microsoft · Windows Server 2016version=10.0.14393.0 <10.0.14393.7336
Microsoft · Windows 10 Version 1607version=10.0.14393.0 <10.0.14393.7336

Published CVSS scores

7.5Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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-476NULL Pointer Dereference
T1499Endpoint Denial of Service

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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