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Apache HTTPD: DoS for HTTP/2 connections via slow request bodies (CVE-2018-17189)

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Apache HTTPD: DoS for HTTP/2 connections via slow request bodies (CVE-2018-17189)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
01/24/2019
Created
03/19/2019
Added
01/24/2019
Modified
12/12/2019

Description

By sending request bodies in a slow loris way to plain resources, the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.

Solution(s)

  • apache-httpd-upgrade-2_4_38

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