CVE-2024-27316
HIGHCVSS 7.5/10EPSS 91.33%
Last modified
CVE-2024-27316 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 91.33% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apache | Http Server | >= 2.4.17, < 2.4.59 |
| Fedoraproject | Fedora | 38 |
| Fedoraproject | Fedora | 39 |
| Fedoraproject | Fedora | 40 |
| Netapp | Ontap | 9 |
References
- https://httpd.apache.org/security/vulnerabilities_24.htmlProduct, Release Notes
- https://httpd.apache.org/security/vulnerabilities_24.htmlProduct, Release Notes
Timeline
- Published
- Last Modified
- Status
- Modified
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.
How severe is CVE-2024-27316?
CVE-2024-27316 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 91.33% probability of exploitation in the next 30 days.
How do I fix CVE-2024-27316?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2024-27316?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST