{"schema_version":"1.7.5","id":"CVE-2018-17189","published":"2019-01-30T22:29:00.357Z","modified":"2026-07-08T05:54:26.092604414Z","related":["ALSA-2020:4751","SUSE-SU-2019:0498-1","SUSE-SU-2019:0504-1","openSUSE-SU-2019:0296-1"],"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.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"47a9d8e8abf5697b4580c3ee2ade302b5c058fa6"},{"last_affected":"6431bbb0da47dd984110dc32728a84e5cc990313"}],"database_specific":{"cpe":["cpe:2.3:a:apache:http_server:2.4.17:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.18:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.20:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.23:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.25:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.26:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.27:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.28:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.29:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.30:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.33:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.34:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.35:*:*:*:*:*:*:*","cpe:2.3:a:apache:http_server:2.4.37:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"2.4.17"},{"last_affected":"2.4.17"},{"introduced":"2.4.18"},{"last_affected":"2.4.18"},{"introduced":"2.4.20"},{"last_affected":"2.4.20"},{"introduced":"2.4.23"},{"last_affected":"2.4.23"},{"introduced":"2.4.25"},{"last_affected":"2.4.25"},{"introduced":"2.4.26"},{"last_affected":"2.4.26"},{"introduced":"2.4.27"},{"last_affected":"2.4.27"},{"introduced":"2.4.28"},{"last_affected":"2.4.28"},{"introduced":"2.4.29"},{"last_affected":"2.4.29"},{"introduced":"2.4.30"},{"last_affected":"2.4.30"},{"introduced":"2.4.33"},{"last_affected":"2.4.33"},{"introduced":"2.4.34"},{"last_affected":"2.4.34"},{"introduced":"2.4.35"},{"last_affected":"2.4.35"},{"introduced":"2.4.37"},{"last_affected":"2.4.37"}],"source":"CPE_STRING"}}],"versions":["2.4.17","2.4.18","2.4.20","2.4.23","2.4.25","2.4.26","2.4.27","2.4.28","2.4.29","2.4.30","2.4.33","2.4.34","2.4.35","2.4.37"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-17189.json"}}],"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":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:4126"},{"type":"ADVISORY","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201903-21"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20190125-0001/"},{"type":"ADVISORY","url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03950en_us"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3937-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2019/dsa-4422"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpujan2020.html"},{"type":"ADVISORY","url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"},{"type":"ADVISORY","url":"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html"},{"type":"ADVISORY","url":"https://www.tenable.com/security/tns-2019-09"},{"type":"REPORT","url":"https://seclists.org/bugtraq/2019/Apr/5"}],"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:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"18.04"},{"last_affected":"18.04"},{"introduced":"18.10"},{"last_affected":"18.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"},{"cpes":["cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"28"},{"last_affected":"28"},{"introduced":"29"},{"last_affected":"29"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora"},{"cpes":["cpe:2.3:a:oracle:enterprise_manager_ops_center:12.3.3:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"12.3.3"},{"last_affected":"12.3.3"}],"source":"CPE_STRING","vendor_product":"oracle:enterprise_manager_ops_center"},{"cpes":["cpe:2.3:a:oracle:hospitality_guest_access:4.2.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:hospitality_guest_access:4.2.1:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"4.2.0"},{"last_affected":"4.2.0"},{"introduced":"4.2.1"},{"last_affected":"4.2.1"}],"source":"CPE_STRING","vendor_product":"oracle:hospitality_guest_access"},{"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:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"17.1"},{"last_affected":"17.1"},{"introduced":"17.2"},{"last_affected":"17.2"},{"introduced":"17.3"},{"last_affected":"17.3"}],"source":"CPE_STRING","vendor_product":"oracle:instantis_enterprisetrack"},{"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:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"7.1"},{"last_affected":"7.1"}],"source":"CPE_STRING","vendor_product":"oracle:retail_xstore_point_of_service"},{"cpes":["cpe:2.3:a:oracle:sun_zfs_storage_appliance_kit:8.8.6:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.8.6"},{"last_affected":"8.8.6"}],"source":"CPE_STRING","vendor_product":"oracle:sun_zfs_storage_appliance_kit"},{"cpes":["cpe:2.3:a:redhat:jboss_core_services:1.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.0"},{"last_affected":"1.0"}],"source":"CPE_STRING","vendor_product":"redhat:jboss_core_services"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}