{"id":"CVE-2018-17189","details":"In Apache HTTP server versions 2.4.37 and prior, 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 (mod_http2) connections.","modified":"2026-05-18T05:50:26.245329794Z","published":"2019-01-30T22:29:00.357Z","related":["ALSA-2020:4751","SUSE-SU-2019:0498-1","SUSE-SU-2019:0504-1","openSUSE-SU-2019:0296-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"],"source":"CPE_FIELD","vendor_product":"canonical:ubuntu_linux","extracted_events":[{"last_affected":"14.04"},{"last_affected":"16.04"},{"last_affected":"18.04"},{"last_affected":"18.10"}]},{"cpes":["cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"source":"CPE_FIELD","vendor_product":"debian:debian_linux","extracted_events":[{"last_affected":"9.0"}]},{"source":"CPE_FIELD","cpes":["cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*"],"vendor_product":"fedoraproject:fedora","extracted_events":[{"last_affected":"28"},{"last_affected":"29"}]},{"cpes":["cpe:2.3:a:oracle:enterprise_manager_ops_center:12.3.3:*:*:*:*:*:*:*"],"source":"CPE_FIELD","vendor_product":"oracle:enterprise_manager_ops_center","extracted_events":[{"last_affected":"12.3.3"}]},{"cpes":["cpe:2.3:a:oracle:hospitality_guest_access:4.2.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:hospitality_guest_access:4.2.1:*:*:*:*:*:*:*"],"source":"CPE_FIELD","vendor_product":"oracle:hospitality_guest_access","extracted_events":[{"last_affected":"4.2.0"},{"last_affected":"4.2.1"}]},{"source":"CPE_FIELD","cpes":["cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*","cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*","cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*"],"vendor_product":"oracle:instantis_enterprisetrack","extracted_events":[{"last_affected":"17.1"},{"last_affected":"17.2"},{"last_affected":"17.3"}]},{"source":"CPE_FIELD","cpes":["cpe:2.3:a:oracle:retail_xstore_point_of_service:7.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:retail_xstore_point_of_service:7.1:*:*:*:*:*:*:*"],"vendor_product":"oracle:retail_xstore_point_of_service","extracted_events":[{"last_affected":"7.0"},{"last_affected":"7.1"}]},{"cpes":["cpe:2.3:a:oracle:sun_zfs_storage_appliance_kit:8.8.6:*:*:*:*:*:*:*"],"source":"CPE_FIELD","vendor_product":"oracle:sun_zfs_storage_appliance_kit","extracted_events":[{"last_affected":"8.8.6"}]},{"source":"CPE_FIELD","cpes":["cpe:2.3:a:redhat:jboss_core_services:1.0:*:*:*:*:*:*:*"],"vendor_product":"redhat:jboss_core_services","extracted_events":[{"last_affected":"1.0"}]}]},"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r06f0d87ebb6d59ed8379633f36f72f5b1f79cadfda72ede0830b42cf%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r15f9aa4427581a1aecb4063f1b4b983511ae1c9935e2a0a6876dad3c%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37ea993dfce68d1d%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa1a1ea464b93f0a%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b9572b0456cc582390b6f%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rd2fb621142e7fa187cfe12d7137bf66e7234abcbbcd800074c84a538%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326cacbbfdfe4d455234%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/re473305a65b4db888e3556e4dae10c2a04ee89dcff2e26ecdbd860a9%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IY7SJQOO3PYFVINZW6H5EK4EZ3HSGZNM/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U7N3DUEBFVGQWQEME5HTPTTKDHGHBAC6/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106685"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3932"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3933"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3935"},{"type":"A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