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CVE-2020-11993

Published: 7 August 2020

Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled for the HTTP/2 module and on certain traffic edge patterns, logging statements were made on the wrong connection, causing concurrent use of memory pools. Configuring the LogLevel of mod_http2 above "info" will mitigate this vulnerability for unpatched servers.

Priority

Medium

CVSS 3 base score: 7.5

Status

Package Release Status
apache2
Launchpad, Ubuntu, Debian
bionic
Released (2.4.29-1ubuntu4.14)
focal
Released (2.4.41-4ubuntu3.1)
precise Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
upstream
Released (2.4.44)
xenial Not vulnerable
(code not present)
Patches:
upstream: https://svn.apache.org/r1879642
upstream: https://github.com/apache/httpd/commit/63a0a87efa0925514d15c211b508f6594669888c