{"id":"USN-3425-1","summary":"apache2 vulnerability","details":"Hanno Böck discovered that the Apache HTTP Server incorrectly handled\nLimit directives in .htaccess files. In certain configurations, a remote\nattacker could possibly use this issue to read arbitrary server memory,\nincluding sensitive information. This issue is known as Optionsbleed.\n","modified":"2026-04-22T09:39:27.806747Z","published":"2017-09-19T16:53:45Z","related":["UBUNTU-CVE-2017-9798"],"upstream":["CVE-2017-9798","UBUNTU-CVE-2017-9798"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3425-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-9798"}],"affected":[{"package":{"name":"apache2","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/apache2@2.4.7-1ubuntu4.18?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.7-1ubuntu4.18"}]}],"versions":["2.4.6-2ubuntu2","2.4.6-2ubuntu3","2.4.6-2ubuntu4","2.4.7-1ubuntu1","2.4.7-1ubuntu2","2.4.7-1ubuntu3","2.4.7-1ubuntu4","2.4.7-1ubuntu4.1","2.4.7-1ubuntu4.4","2.4.7-1ubuntu4.5","2.4.7-1ubuntu4.6","2.4.7-1ubuntu4.7","2.4.7-1ubuntu4.8","2.4.7-1ubuntu4.9","2.4.7-1ubuntu4.10","2.4.7-1ubuntu4.11","2.4.7-1ubuntu4.13","2.4.7-1ubuntu4.15","2.4.7-1ubuntu4.16","2.4.7-1ubuntu4.17"],"ecosystem_specific":{"binaries":[{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-bin"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-data"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-mpm-event"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-mpm-itk"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-mpm-prefork"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-mpm-worker"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-suexec"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2-utils"},{"binary_version":"2.4.7-1ubuntu4.18","binary_name":"apache2.2-bin"},{"binary_version":"1:2.4.7-1ubuntu4.18","binary_name":"libapache2-mod-macro"},{"binary_version":"1:2.4.7-1ubuntu4.18","binary_name":"libapache2-mod-proxy-html"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3425-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2017-9798"}],"ecosystem":"Ubuntu:14.04:LTS"}}},{"package":{"name":"apache2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/apache2@2.4.18-2ubuntu3.5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.18-2ubuntu3.5"}]}],"versions":["2.4.12-2ubuntu2","2.4.17-1ubuntu1","2.4.17-2ubuntu1","2.4.17-3ubuntu1","2.4.18-1ubuntu1","2.4.18-2ubuntu1","2.4.18-2ubuntu2","2.4.18-2ubuntu3","2.4.18-2ubuntu3.1","2.4.18-2ubuntu3.2","2.4.18-2ubuntu3.3","2.4.18-2ubuntu3.4"],"ecosystem_specific":{"binaries":[{"binary_version":"2.4.18-2ubuntu3.5","binary_name":"apache2"},{"binary_version":"2.4.18-2ubuntu3.5","binary_name":"apache2-bin"},{"binary_version":"2.4.18-2ubuntu3.5","binary_name":"apache2-data"},{"binary_version":"2.4.18-2ubuntu3.5","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.18-2ubuntu3.5","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.18-2ubuntu3.5","binary_name":"apache2-utils"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3425-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2017-9798"}],"ecosystem":"Ubuntu:16.04:LTS"}}}],"schema_version":"1.7.5"}