VULNERABILITY INTELLIGENCE

CVE-2024-27316

CVSS score7.5 HIGH
EPSS probability91.33%
CISA KEVNot currently listed
Published2024-04-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • security@apache.org: CWE-770
  • nvd@nist.gov: CWE-770

Primary references