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CVE-2022-41717

Public on 2022-12-08
Modified on 2024-01-12
Description

An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests. HTTP/2 server connections contain a cache of HTTP header keys sent by the client. While the total number of entries in this cache is capped, an attacker sending very large keys can cause the server to allocate approximately 64 MiB per open connection.

Severity
Medium
See what this means
CVSS v3 Base Score
5.3
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 golang 2023-04-13 19:01 ALAS-2023-1731
Amazon Linux 1 golang 2023-09-27 22:15 ALAS-2023-1848
Amazon Linux 2 - Core golang 2023-01-30 16:02 ALAS2-2023-1926
Amazon Linux 2 - Golang1.19 Extra golang 2023-08-07 05:59 ALAS2GOLANG1.19-2023-002
Amazon Linux 2023 golang 2023-04-27 20:00 ALAS2023-2023-175

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD CVSSv3 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L