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CVE-2024-27316

Public on 2024-04-04
Modified on 2024-04-05
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.

Severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 httpd24 2024-04-25 16:04 ALAS-2024-1931
Amazon Linux 2 - Core mod_http2 2024-04-24 22:15 ALAS2-2024-2524
Amazon Linux 2023 mod_http2 2024-04-25 16:39 ALAS2023-2024-595

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H