CVE-2024-27316

Advisory lineage Upstream: 0 Downstream: 27
Modified
Published: 04 Apr 2024, 19:21
Last modified:04 Nov 2025, 22:06

Vulnerability Summary

Overall Risk (default)
medium
48/100
CVSS Score
7.5 HIGH
v3.1 (cve.org)
EPSS Score
87.56% CRITICAL
88% probability -1.56%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

04 Apr 2024, 19:21
Published
Vulnerability first disclosed
04 Nov 2025, 22:06
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 87.56%• Percentile: 99%

Techniques & Countermeasures

  • CWE-770•Allocation of Resources Without Limits or Throttling

    The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Affected Systems

  • apache software foundation•apache http server

    ≥ 2.4.17, ≤ 2.4.58

  • Unknown•HTTP Server

    ≥ 2.4.17, < 2.4.59

  • fedoraproject•fedora

    38 | 39 | 40

  • netapp•ontap

    9

References (10)