cbcvebase.
CVE-2018-11763
published 2018-09-25

CVE-2018-11763: In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any…

medium5.9CVSS 3.0
AVNACHPRNUINSUCNINAH
In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.

Affected

19 ranges
VendorProductVersion rangeFixed in
apachehttp_server2.4.17 – 2.4.34
apachehttpd
apache_software_foundationapache_http_server
canonicalubuntu_linux
debianapache2< apache2 2.4.35-1 (bookworm)apache2 2.4.35-1 (bookworm)
oracleenterprise_manager_ops_center
oraclehospitality_guest_access
oraclehospitality_guest_access
oracleinstantis_enterprisetrack
oracleinstantis_enterprisetrack
oracleinstantis_enterprisetrack
oracleretail_xstore_point_of_service
oracleretail_xstore_point_of_service
oraclesecure_global_desktop
redhatenterprise_linux
redhatenterprise_linux
redhatenterprise_linux
redhatenterprise_linux
redhatenterprise_linux

CVSS provenance

nvdv3.05.9MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
osv5.9MEDIUM
vulncheck5.9MEDIUM