CVE-2024-27316

HIGH
Published Apr 4, 2024 Modified Nov 4, 2025 CWE-770

Description

HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion.

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CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor Product
apache http_server
fedoraproject fedora
fedoraproject fedora
fedoraproject fedora
netapp ontap

References

Frequently Asked Questions

What is CVE-2024-27316? +
HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion. It has a CVSS v3.1 base score of 7.5 (HIGH).
How severe is CVE-2024-27316? +
CVE-2024-27316 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2024-27316? +
CVE-2024-27316 affects products from apache, fedoraproject, netapp, specifically: fedora, http_server, ontap. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-27316? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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