{"id":"USN-3435-1","summary":"firefox vulnerabilities","details":"Multiple security issues were discovered in Firefox. If a user were\ntricked in to opening a specially crafted website, an attacker could\npotentially exploit these to read uninitialized memory, obtain sensitive\ninformation, bypass phishing and malware protection, spoof the origin in\nmodal dialogs, conduct cross-site scripting (XSS) attacks, cause a denial\nof service via application crash, or execute arbitrary code.\n(CVE-2017-7793, CVE-2017-7810, CVE-2017-7811, CVE-2017-7812,\nCVE-2017-7813, CVE-2017-7814, CVE-2017-7815, CVE-2017-7818, CVE-2017-7819,\nCVE-2017-7820, CVE-2017-7822, CVE-2017-7823, CVE-2017-7824)\n\nMartin Thomson discovered that NSS incorrectly generated handshake hashes.\nA remote attacker could potentially exploit this to cause a denial of\nservice via application crash, or execute arbitrary code. (CVE-2017-7805)\n\nMultiple security issues were discovered in WebExtensions. If a user were\ntricked in to installing a specially crafted extension, an attacker could\npotentially exploit these to download and open non-executable files\nwithout interaction, or obtain elevated privileges. (CVE-2017-7816,\nCVE-2017-7821)\n","modified":"2026-02-10T04:41:12Z","published":"2017-10-02T22:55:54Z","related":["UBUNTU-CVE-2017-7793","UBUNTU-CVE-2017-7805","UBUNTU-CVE-2017-7810","UBUNTU-CVE-2017-7811","UBUNTU-CVE-2017-7812","UBUNTU-CVE-2017-7813","UBUNTU-CVE-2017-7814","UBUNTU-CVE-2017-7815","UBUNTU-CVE-2017-7816","UBUNTU-CVE-2017-7818","UBUNTU-CVE-2017-7819","UBUNTU-CVE-2017-7820","UBUNTU-CVE-2017-7821","UBUNTU-CVE-2017-7822","UBUNTU-CVE-2017-7823","UBUNTU-CVE-2017-7824"],"upstream":["CVE-2017-7793","CVE-2017-7805","CVE-2017-7810","CVE-2017-7811","CVE-2017-7812","CVE-2017-7813","CVE-2017-7814","CVE-2017-7815","CVE-2017-7816","CVE-2017-7818","CVE-2017-7819","CVE-2017-7820","CVE-2017-7821","CVE-2017-7822","CVE-2017-7823","CVE-2017-7824","UBUNTU-CVE-2017-7793","UBUNTU-CVE-2017-7805","UBUNTU-CVE-2017-7810","UBUNTU-CVE-2017-7811","UBUNTU-CVE-2017-7812","UBUNTU-CVE-2017-7813","UBUNTU-CVE-2017-7814","UBUNTU-CVE-2017-7815","UBUNTU-CVE-2017-7816","UBUNTU-CVE-2017-7818","UBUNTU-CVE-2017-7819","UBUNTU-CVE-2017-7820","UBUNTU-CVE-2017-7821","UBUNTU-CVE-2017-7822","UBUNTU-CVE-2017-7823","UBUNTU-CVE-2017-7824"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3435-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7793"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7805"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7810"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7811"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7812"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7813"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7814"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7815"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7816"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7818"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7819"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7820"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7821"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7822"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7823"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-7824"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/firefox@56.0+build6-0ubuntu0.14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"56.0+build6-0ubuntu0.14.04.1"}]}],"versions":["24.0+build1-0ubuntu1","25.0+build3-0ubuntu0.13.10.1","28.0~b2+build1-0ubuntu2","28.0+build1-0ubuntu1","28.0+build2-0ubuntu1","28.0+build2-0ubuntu2","29.0+build1-0ubuntu0.14.04.2","30.0+build1-0ubuntu0.14.04.3","31.0+build1-0ubuntu0.14.04.1","32.0+build1-0ubuntu0.14.04.1","32.0.3+build1-0ubuntu0.14.04.1","33.0+build2-0ubuntu0.14.04.1","34.0+build2-0ubuntu0.14.04.1","35.0+build3-0ubuntu0.14.04.2","35.0.1+build1-0ubuntu0.14.04.1","36.0+build2-0ubuntu0.14.04.4","36.0.1+build2-0ubuntu0.14.04.1","36.0.4+build1-0ubuntu0.14.04.1","37.0+build2-0ubuntu0.14.04.1","37.0.1+build1-0ubuntu0.14.04.1","37.0.2+build1-0ubuntu0.14.04.1","38.0+build3-0ubuntu0.14.04.1","39.0+build5-0ubuntu0.14.04.1","39.0.3+build2-0ubuntu0.14.04.1","40.0+build4-0ubuntu0.14.04.1","40.0+build4-0ubuntu0.14.04.4","40.0.3+build1-0ubuntu0.14.04.1","41.0+build3-0ubuntu0.14.04.1","41.0.1+build2-0ubuntu0.14.04.1","41.0.2+build2-0ubuntu0.14.04.1","42.0+build2-0ubuntu0.14.04.1","43.0+build1-0ubuntu0.14.04.1","43.0.4+build3-0ubuntu0.14.04.1","44.0+build3-0ubuntu0.14.04.1","44.0.1+build2-0ubuntu0.14.04.1","44.0.2+build1-0ubuntu0.14.04.1","45.0+build2-0ubuntu0.14.04.1","45.0.1+build1-0ubuntu0.14.04.2","45.0.2+build1-0ubuntu0.14.04.1","46.0+build5-0ubuntu0.14.04.2","46.0.1+build1-0ubuntu0.14.04.3","47.0+build3-0ubuntu0.14.04.1","48.0+build2-0ubuntu0.14.04.1","49.0+build4-0ubuntu0.14.04.1","49.0.2+build2-0ubuntu0.14.04.1","50.0+build2-0ubuntu0.14.04.2","50.0.2+build1-0ubuntu0.14.04.1","50.1.0+build2-0ubuntu0.14.04.1","51.0.1+build2-0ubuntu0.14.04.1","51.0.1+build2-0ubuntu0.14.04.2","52.0+build2-0ubuntu0.14.04.1","52.0.1+build2-0ubuntu0.14.04.1","52.0.2+build1-0ubuntu0.14.04.1","53.0+build6-0ubuntu0.14.04.1","53.0.2+build1-0ubuntu0.14.04.2","53.0.3+build1-0ubuntu0.14.04.2","54.0+build3-0ubuntu0.14.04.1","55.0.1+build2-0ubuntu0.14.04.2","55.0.2+build1-0ubuntu0.14.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"firefox","binary_version":"56.0+build6-0ubuntu0.14.04.1"},{"binary_name":"firefox-dev","binary_version":"56.0+build6-0ubuntu0.14.04.1"},{"binary_name":"firefox-globalmenu","binary_version":"56.0+build6-0ubuntu0.14.04.1"},{"binary_name":"firefox-mozsymbols","binary_version":"56.0+build6-0ubuntu0.14.04.1"},{"binary_name":"firefox-testsuite","binary_version":"56.0+build6-0ubuntu0.14.04.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"id":"CVE-2017-7793","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7805","severity":[{"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-2017-7810","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7811","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7812","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7813","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7814","severity":[{"score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7815","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7816","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7818","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7819","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7820","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2017-7821","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7822","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2017-7823","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7824","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3435-1.json"}},{"package":{"name":"firefox","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/firefox@56.0+build6-0ubuntu0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"56.0+build6-0ubuntu0.16.04.1"}]}],"versions":["41.0.2+build2-0ubuntu1","42.0+build2-0ubuntu1","44.0+build3-0ubuntu2","44.0.1+build1-0ubuntu1","44.0.2+build1-0ubuntu1","45.0+build2-0ubuntu1","45.0.1+build1-0ubuntu1","45.0.2+build1-0ubuntu1","46.0+build5-0ubuntu0.16.04.2","46.0.1+build1-0ubuntu0.16.04.2","47.0+build3-0ubuntu0.16.04.1","48.0+build2-0ubuntu0.16.04.1","49.0+build4-0ubuntu0.16.04.1","49.0.2+build2-0ubuntu0.16.04.2","50.0+build2-0ubuntu0.16.04.2","50.0.2+build1-0ubuntu0.16.04.1","50.1.0+build2-0ubuntu0.16.04.1","51.0.1+build2-0ubuntu0.16.04.1","51.0.1+build2-0ubuntu0.16.04.2","52.0+build2-0ubuntu0.16.04.1","52.0.1+build2-0ubuntu0.16.04.1","52.0.2+build1-0ubuntu0.16.04.1","53.0+build6-0ubuntu0.16.04.1","53.0.2+build1-0ubuntu0.16.04.2","53.0.3+build1-0ubuntu0.16.04.2","54.0+build3-0ubuntu0.16.04.1","55.0.1+build2-0ubuntu0.16.04.2","55.0.2+build1-0ubuntu0.16.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"firefox","binary_version":"56.0+build6-0ubuntu0.16.04.1"},{"binary_name":"firefox-dev","binary_version":"56.0+build6-0ubuntu0.16.04.1"},{"binary_name":"firefox-globalmenu","binary_version":"56.0+build6-0ubuntu0.16.04.1"},{"binary_name":"firefox-mozsymbols","binary_version":"56.0+build6-0ubuntu0.16.04.1"},{"binary_name":"firefox-testsuite","binary_version":"56.0+build6-0ubuntu0.16.04.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"id":"CVE-2017-7793","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7805","severity":[{"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-2017-7810","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7811","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7812","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7813","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7814","severity":[{"score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7815","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7816","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7818","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7819","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7820","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2017-7821","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7822","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2017-7823","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-7824","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3435-1.json"}}],"schema_version":"1.7.3"}