CVE & CISA-KEV Catalog

CVE-2024-3596

CRITICALEPSS 96th pctl
9.0
CVSS v3
NVD

Description

RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid Response (Access-Accept, Access-Reject, or Access-Challenge) to any other response using a chosen-prefix collision attack against MD5 Response Authenticator signature.

How to fix

Remediation Available
freeradiusDebian
Fixed in:3.2.5+dfsg-1CVE-2024-3596
Fixed in:3.2.5+dfsg-1CVE-2024-3596
Windows 10Windows
Install:KB5040448Microsoft
Windows 10 Version 1607Windows
Install:KB5040434Microsoft
Windows 10 Version 1809Windows
Install:KB5040430Microsoft
Windows 10 Version 21H2Windows
Install:KB5040427Microsoft
Windows 10 Version 22H2Windows
Install:KB5040427Microsoft
Windows 11 Version 22H2Windows
Install:KB5040442Microsoft
Windows 11 Version 23H2Windows
Install:KB5040442Microsoft
Windows 11 version 21H2Windows
Install:KB5040431Microsoft
Windows Server 2008Windows
Install:KB5040499Microsoft
Install:KB5040490Microsoft
Windows Server 2008 R2Windows
Install:KB5040498Microsoft
Install:KB5040497Microsoft
Windows Server 2012Windows
Install:KB5040485Microsoft
Windows Server 2012 (Server Core installation)Windows
Install:KB5040485Microsoft
Windows Server 2012 R2Windows
Install:KB5040456Microsoft
Windows Server 2012 R2 (Server Core installation)Windows
Install:KB5040456Microsoft
Windows Server 2016Windows
Install:KB5040434Microsoft
Windows Server 2016 (Server Core installation)Windows
Install:KB5040434Microsoft
Windows Server 2019Windows
Install:KB5040430Microsoft
Windows Server 2019 (Server Core installation)Windows
Install:KB5040430Microsoft
Windows Server 2022Windows
Install:KB5040437Microsoft
Windows Server 2022 (Server Core installation)Windows
Install:KB5040437Microsoft
Windows Server 2022, 23H2 Edition (Server Core installation)Windows
Install:KB5040438Microsoft
freeradiusRed Hat / RHEL
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppc64RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.s390x::freeradius:3.0RHSA-2024:4829
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.ppc64le::freeradius:3.0RHSA-2024:4826
Fixed in:0:3.0.20-4.module+el8.4.0+22088+2692c5cc.1.x86_64::freeradius:3.0RHSA-2024:4874
freeradiusRocky
Fixed in:0:3.0.20-1.el7_9.1.ppc64RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-4.module+el8.4.0+22088+2692c5cc.1.ppc64le::freeradius:3.0RHSA-2024:4874
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.ppc64le::freeradius:3.0RHSA-2024:4826
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.aarch64::freeradius:3.0RHSA-2024:4826
freeradius-debuginfoRed Hat / RHEL
Fixed in:0:3.0.20-1.el7_9.1.s390RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppc64RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppcRHSA-2024:4911
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.s390x::freeradius:3.0RHSA-2024:4826
freeradius-debuginfoRocky
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppc64RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppcRHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.s390RHSA-2024:4911
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.aarch64::freeradius:3.0RHSA-2024:4826
freeradius-debugsourceRed Hat / RHEL
Fixed in:0:3.0.20-15.module+el8.10.0+22065+aa3d48ca.aarch64::freeradius:3.0RHSA-2024:4936
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.aarch64::freeradius:3.0RHSA-2024:4826
Fixed in:0:3.0.20-1.module+el8.2.0+22148+b45f7ef2.1.x86_64::freeradius:3.0RHSA-2024:4913
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.x86_64::freeradius:3.0RHSA-2024:4829
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.s390x::freeradius:3.0RHSA-2024:4829
Fixed in:0:3.0.20-15.module+el8.10.0+22065+aa3d48ca.x86_64::freeradius:3.0RHSA-2024:4936
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.ppc64le::freeradius:3.0RHSA-2024:4826
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.ppc64le::freeradius:3.0RHSA-2024:4829
freeradius-debugsourceRocky
Fixed in:0:3.0.20-4.module+el8.4.0+22088+2692c5cc.1.x86_64::freeradius:3.0RHSA-2024:4874
Fixed in:0:3.0.20-4.module+el8.4.0+22088+2692c5cc.1.ppc64le::freeradius:3.0RHSA-2024:4874
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.x86_64::freeradius:3.0RHSA-2024:4829
Fixed in:0:3.0.20-15.module+el8.10.0+22065+aa3d48ca.x86_64::freeradius:3.0RHSA-2024:4936
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.s390x::freeradius:3.0RHSA-2024:4829
Fixed in:0:3.0.20-15.module+el8.10.0+22065+aa3d48ca.s390x::freeradius:3.0RHSA-2024:4936
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.ppc64le::freeradius:3.0RHSA-2024:4829
Fixed in:0:3.0.20-15.module+el8.10.0+22065+aa3d48ca.ppc64le::freeradius:3.0RHSA-2024:4936
freeradius-develRed Hat / RHEL
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppcRHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppc64RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.s390RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-14.module+el8.8.0+22090+a01d0e6a.1.ppc64le::freeradius:3.0RHSA-2024:4829
freeradius-develRocky
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppc64RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.s390RHSA-2024:4911
Fixed in:0:3.0.20-1.el7_9.1.ppcRHSA-2024:4911
Fixed in:0:3.0.20-12.module+el8.6.0+22086+569c8c49.1.aarch64::freeradius:3.0RHSA-2024:4826

This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

14.86%probability of exploitation in 30 days
96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

Related Vulnerabilities

Other CWE-354 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-48795Medium5.993%-Fix
CVE-2019-1166Medium5.968%--
CVE-2020-26141Medium6.53.1%-Fix
CVE-2020-25862High7.52.4%-Fix
CVE-2023-38802High7.51.8%-Fix
CVE-2020-8838Medium6.41.6%--

Common questions

How do I fix CVE-2024-3596?

Published advisories record a fix for 154 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2024-3596 being actively exploited?

Not that we know of. CVE-2024-3596 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 14.9% is the estimated probability that it will be exploited in the next 30 days. That is higher than 96% of all scored CVEs.

How severe is CVE-2024-3596?

CVE-2024-3596 has a CVSS v3 base score of 9.0, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2024-3596 affect?

Published advisories record a fix for freeradius (Debian), Windows 10 (Windows), Windows 10 Version 1607 (Windows), Windows 10 Version 1809 (Windows), and 150 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2024-3596
CVE-2024-3596 severity badge

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-12.