CVE-2024-38535

Name: CVE-2024-38535
Creator: NVD / NIST
Published: 2024-07-11T15:15:12.557+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.17%

Last modified Jun 17, 2026

CVE-2024-38535 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Suricata can run out of memory when parsing crafted HTTP/2 traffic. EPSS estimates a 1.17% chance of exploitation in the next 30 days.

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Suricata can run out of memory when parsing crafted HTTP/2 traffic. Upgrade to 6.0.20 or 7.0.6.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.17%

63.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Oisf	Suricata	< 6.0.20
Oisf	Suricata	>= 7.0.0, < 7.0.6

References

https://github.com/OISF/suricata/commit/62d5cac1b8483d5f9d2b79833a4e59f5d80129b7Patch
https://github.com/OISF/suricata/commit/c82fa5ca0d1ce0bd8f936e0b860707a6571373b2Patch
https://github.com/OISF/suricata/security/advisories/GHSA-cg8j-7mwm-v563Vendor Advisory
https://redmine.openinfosecfoundation.org/issues/7104Permissions Required
https://redmine.openinfosecfoundation.org/issues/7105Issue Tracking
https://redmine.openinfosecfoundation.org/issues/7112Issue Tracking
https://github.com/OISF/suricata/commit/62d5cac1b8483d5f9d2b79833a4e59f5d80129b7Patch
https://github.com/OISF/suricata/commit/c82fa5ca0d1ce0bd8f936e0b860707a6571373b2Patch
https://github.com/OISF/suricata/security/advisories/GHSA-cg8j-7mwm-v563Vendor Advisory
https://redmine.openinfosecfoundation.org/issues/7104Permissions Required
https://redmine.openinfosecfoundation.org/issues/7105Issue Tracking
https://redmine.openinfosecfoundation.org/issues/7112Issue Tracking

Timeline

Published: Jul 11, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-38535?

How severe is CVE-2024-38535?

CVE-2024-38535 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.17% probability of exploitation in the next 30 days.

How do I fix CVE-2024-38535?

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-2024-38535?

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

Scan your code now

Source: NVD / NIST