CVE-2024-3596

Name: CVE-2024-3596
Creator: NVD / NIST
Published: 2024-07-09T12:15:20.7+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9/10EPSS 14.86%

Last modified Jun 17, 2026

CVE-2024-3596 is a critical-severity vulnerability rated 9/10 on the CVSS scale. 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.. EPSS estimates a 14.86% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9/10

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

EPSS Probability

14.86%

96.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Freeradius	Freeradius	< 3.0.27
Broadcom	Brocade Sannav	All versions
Broadcom	Fabric Operating System	All versions
Sonicwall	Sonicos	All versions

References

http://www.openwall.com/lists/oss-security/2024/07/09/4Mailing List
https://cert-portal.siemens.com/productcert/html/ssa-723487.html
https://cert-portal.siemens.com/productcert/html/ssa-794185.html
https://datatracker.ietf.org/doc/draft-ietf-radext-deprecating-radius/Technical Description
https://datatracker.ietf.org/doc/html/rfc2865Technical Description
https://networkradius.com/assets/pdf/radius_and_md5_collisions.pdfThird Party Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0014Third Party Advisory
https://www.blastradius.fail/Technical Description
http://www.openwall.com/lists/oss-security/2024/07/09/4Mailing List
https://datatracker.ietf.org/doc/draft-ietf-radext-deprecating-radius/Technical Description
https://datatracker.ietf.org/doc/html/rfc2865Technical Description
https://networkradius.com/assets/pdf/radius_and_md5_collisions.pdfThird Party Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0014Third Party Advisory
https://security.netapp.com/advisory/ntap-20240822-0001/Third Party Advisory
https://today.ucsd.edu/story/computer-scientists-discover-vulnerabilities-in-a-popular-security-protocolThird Party Advisory
https://www.blastradius.fail/Technical Description
https://www.kb.cert.org/vuls/id/456537
https://cert-portal.siemens.com/productcert/html/ssa-364175.html
https://cert-portal.siemens.com/productcert/html/ssa-723487.html
https://cert-portal.siemens.com/productcert/html/ssa-770770.html
https://cert-portal.siemens.com/productcert/html/ssa-794185.html

Timeline

Published: Jul 9, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-3596?

How severe is CVE-2024-3596?

CVE-2024-3596 has a CVSS score of 9/10 (CRITICAL severity). The EPSS model estimates a 14.86% probability of exploitation in the next 30 days.

How do I fix CVE-2024-3596?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-3596?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST