cbcvebase.
CVE-2020-11993
published 2020-08-07

CVE-2020-11993: 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…

high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
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.

Affected

21 ranges
VendorProductVersion rangeFixed in
apachehttp_server>= 2.4.20 < 2.4.442.4.44
apachehttpd
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debianapache2< apache2 2.4.46-1 (bookworm)apache2 2.4.46-1 (bookworm)
debiandebian_linux
fedoraprojectfedora
fedoraprojectfedora
msrccm1_httpd_2.4.46-5_on_cbl_mariner_1.0
opensuseleap
opensuseleap
oraclecommunications_element_manager8.2.0 – 8.2.2
oraclecommunications_session_report_manager8.2.0 – 8.2.2
oraclecommunications_session_route_manager8.2.0 – 8.2.2
oracleenterprise_manager_ops_center
oraclehyperion_infrastructure_technology
oracleinstantis_enterprisetrack
oracleinstantis_enterprisetrack
oracleinstantis_enterprisetrack
oraclezfs_storage_appliance_kit

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv9.8CRITICAL