{"schema_version":"1.7.3","id":"USN-4099-1","published":"2019-08-15T16:31:49Z","modified":"2026-02-10T04:41:36Z","related":["UBUNTU-CVE-2019-9511","UBUNTU-CVE-2019-9513","UBUNTU-CVE-2019-9516"],"upstream":["CVE-2019-9511","CVE-2019-9513","CVE-2019-9516","UBUNTU-CVE-2019-9511","UBUNTU-CVE-2019-9513","UBUNTU-CVE-2019-9516"],"summary":"nginx vulnerabilities","details":"Jonathan Looney discovered that nginx incorrectly handled the HTTP/2\nimplementation. A remote attacker could possibly use this issue to consume\nresources, leading to a denial of service.\n","affected":[{"package":{"name":"nginx","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/nginx@1.10.3-0ubuntu0.16.04.4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.3-0ubuntu0.16.04.4"}]}],"versions":["1.9.3-1ubuntu1","1.9.6-2ubuntu1","1.9.6-2ubuntu2","1.9.9-0ubuntu1","1.9.9-1ubuntu1","1.9.10-0ubuntu1","1.9.10-1ubuntu1","1.9.11-0ubuntu1","1.9.11-0ubuntu2","1.9.12-0ubuntu1","1.9.13-0ubuntu1","1.9.14-0ubuntu1","1.9.15-0ubuntu1","1.10.0-0ubuntu0.16.04.1","1.10.0-0ubuntu0.16.04.2","1.10.0-0ubuntu0.16.04.3","1.10.0-0ubuntu0.16.04.4","1.10.3-0ubuntu0.16.04.1","1.10.3-0ubuntu0.16.04.2","1.10.3-0ubuntu0.16.04.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"nginx","binary_version":"1.10.3-0ubuntu0.16.04.4"},{"binary_name":"nginx-common","binary_version":"1.10.3-0ubuntu0.16.04.4"},{"binary_name":"nginx-core","binary_version":"1.10.3-0ubuntu0.16.04.4"},{"binary_name":"nginx-extras","binary_version":"1.10.3-0ubuntu0.16.04.4"},{"binary_name":"nginx-full","binary_version":"1.10.3-0ubuntu0.16.04.4"},{"binary_name":"nginx-light","binary_version":"1.10.3-0ubuntu0.16.04.4"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2019-9511","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-9513","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-9516","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4099-1.json"}},{"package":{"name":"nginx","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nginx@1.14.0-0ubuntu1.4?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.0-0ubuntu1.4"}]}],"versions":["1.12.1-0ubuntu2","1.13.6-2ubuntu1","1.13.6-2ubuntu2","1.13.10-1ubuntu1","1.13.12-0ubuntu1","1.14.0-0ubuntu1","1.14.0-0ubuntu1.1","1.14.0-0ubuntu1.2","1.14.0-0ubuntu1.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libnginx-mod-http-auth-pam","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-cache-purge","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-dav-ext","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-echo","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-fancyindex","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-geoip","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-headers-more-filter","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-image-filter","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-lua","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-ndk","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-perl","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-subs-filter","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-uploadprogress","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-upstream-fair","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-http-xslt-filter","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-mail","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-nchan","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-rtmp","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"libnginx-mod-stream","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"nginx","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"nginx-common","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"nginx-core","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"nginx-extras","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"nginx-full","binary_version":"1.14.0-0ubuntu1.4"},{"binary_name":"nginx-light","binary_version":"1.14.0-0ubuntu1.4"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2019-9511","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-9513","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-9516","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4099-1.json"}}],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4099-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9511"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9513"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9516"}]}