CVE-2020-11080

Public on 2020-06-26
Modified on 2020-07-29
Description
A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service.
Severity
Important
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 nghttp2 2020-06-26 22:54 ALAS2-2020-1445
Amazon Linux 1 nghttp2 2020-07-27 23:18 ALAS-2020-1404

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
NVD CVSSv2 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
NVD CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H