What is CVE-2024-36387?

CVE-2024-36387 is a medium-severity vulnerability in Apache HTTP Server, classified under NULL Pointer Dereference. CVSS score: 5.4/10. Published 2024-07-01.

How severe is CVE-2024-36387?

Medium severity. CVSS v3 base score is 5.4 out of 10.

NULL pointer dereference in Apache HTTP Server

CVE-2024-36387

Serving WebSocket protocol upgrades over a HTTP/2 connection could result in a Null Pointer dereference, leading to a crash of the server process, degrading performance.

Published 2024-07-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.017 (76.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Apache HTTP Server
Apache Software Foundation HTTP Server — versions 2.4.55
NetApp Ontap — versions 9

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

httpd.apache.org/security/vulnerabilities_24.html (vendor-advisory, Vendor Advisory)
security.netapp.com/advisory/ntap-20240712-0001/ (Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2024-36387?: CVE-2024-36387 is a medium-severity vulnerability in Apache HTTP Server, classified under NULL Pointer Dereference. CVSS score: 5.4/10. Published 2024-07-01.
How severe is CVE-2024-36387?: Medium severity. CVSS v3 base score is 5.4 out of 10.