{"id":"USN-4299-1","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 cause a denial of service, spoof the URL or\nother browser chrome, obtain sensitive information, bypass Content\nSecurity Policy (CSP) protections, or execute arbitrary code.\n(CVE-2019-20503, CVE-2020-6805, CVE-2020-6806, CVE-2020-6807,\nCVE-2020-6808, CVE-2020-6810, CVE-2020-6812, CVE-2020-6813, CVE-2020-6814,\nCVE-2020-6815)\n\nIt was discovered that Web Extensions with the all-url permission could\naccess local files. If a user were tricked in to installing a specially\ncrafted extension, an attacker could potentially exploit this to obtain\nsensitive information. (CVE-2020-6809)\n\nIt was discovered that the Devtools' 'Copy as cURL' feature did not fully\nescape website-controlled data. If a user were tricked in to using the\n'Copy as cURL' feature to copy and paste a command with specially crafted\ndata in to a terminal, an attacker could potentially exploit this to\nexecute arbitrary commands via command injection. (CVE-2020-6811)\n","modified":"2026-02-10T04:41:47Z","published":"2020-03-11T21:53:33Z","related":["UBUNTU-CVE-2019-20503","UBUNTU-CVE-2020-6805","UBUNTU-CVE-2020-6806","UBUNTU-CVE-2020-6807","UBUNTU-CVE-2020-6808","UBUNTU-CVE-2020-6809","UBUNTU-CVE-2020-6810","UBUNTU-CVE-2020-6811","UBUNTU-CVE-2020-6812","UBUNTU-CVE-2020-6813","UBUNTU-CVE-2020-6814","UBUNTU-CVE-2020-6815"],"upstream":["CVE-2019-20503","CVE-2020-6805","CVE-2020-6806","CVE-2020-6807","CVE-2020-6808","CVE-2020-6809","CVE-2020-6810","CVE-2020-6811","CVE-2020-6812","CVE-2020-6813","CVE-2020-6814","CVE-2020-6815","UBUNTU-CVE-2019-20503","UBUNTU-CVE-2020-6805","UBUNTU-CVE-2020-6806","UBUNTU-CVE-2020-6807","UBUNTU-CVE-2020-6808","UBUNTU-CVE-2020-6809","UBUNTU-CVE-2020-6810","UBUNTU-CVE-2020-6811","UBUNTU-CVE-2020-6812","UBUNTU-CVE-2020-6813","UBUNTU-CVE-2020-6814","UBUNTU-CVE-2020-6815"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4299-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-20503"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6805"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6806"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6807"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6808"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6809"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6810"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6811"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6812"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6813"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6814"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-6815"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/firefox@74.0+build3-0ubuntu0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"74.0+build3-0ubuntu0.16.04.1"}]}],"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","56.0+build6-0ubuntu0.16.04.1","56.0+build6-0ubuntu0.16.04.2","57.0+build4-0ubuntu0.16.04.5","57.0+build4-0ubuntu0.16.04.6","57.0.1+build2-0ubuntu0.16.04.1","57.0.3+build1-0ubuntu0.16.04.1","57.0.4+build1-0ubuntu0.16.04.1","58.0+build6-0ubuntu0.16.04.1","58.0.1+build1-0ubuntu0.16.04.1","58.0.2+build1-0ubuntu0.16.04.1","59.0+build5-0ubuntu0.16.04.1","59.0.1+build1-0ubuntu0.16.04.1","59.0.2+build1-0ubuntu0.16.04.1","59.0.2+build1-0ubuntu0.16.04.3","60.0+build2-0ubuntu0.16.04.1","60.0.1+build2-0ubuntu0.16.04.1","60.0.2+build1-0ubuntu0.16.04.1","61.0+build3-0ubuntu0.16.04.2","61.0.1+build1-0ubuntu0.16.04.1","62.0+build2-0ubuntu0.16.04.3","62.0+build2-0ubuntu0.16.04.4","62.0+build2-0ubuntu0.16.04.5","62.0.3+build1-0ubuntu0.16.04.2","63.0+build2-0ubuntu0.16.04.2","63.0.3+build1-0ubuntu0.16.04.1","64.0+build3-0ubuntu0.16.04.1","65.0+build2-0ubuntu0.16.04.1","65.0.1+build2-0ubuntu0.16.04.1","66.0+build3-0ubuntu0.16.04.2","66.0.1+build1-0ubuntu0.16.04.1","66.0.2+build1-0ubuntu0.16.04.1","66.0.3+build1-0ubuntu0.16.04.1","66.0.4+build3-0ubuntu0.16.04.1","66.0.5+build1-0ubuntu0.16.04.1","67.0+build2-0ubuntu0.16.04.1","67.0.1+build1-0ubuntu0.16.04.1","67.0.2+build2-0ubuntu0.16.04.1","67.0.3+build1-0ubuntu0.16.04.1","67.0.4+build1-0ubuntu0.16.04.1","68.0+build3-0ubuntu0.16.04.1","68.0.1+build1-0ubuntu0.16.04.1","68.0.2+build1-0ubuntu0.16.04.1","69.0+build2-0ubuntu0.16.04.4","69.0.1+build1-0ubuntu0.16.04.1","69.0.2+build1-0ubuntu0.16.04.1","70.0+build2-0ubuntu0.16.04.1","70.0.1+build1-0ubuntu0.16.04.1","71.0+build5-0ubuntu0.16.04.1","72.0.1+build1-0ubuntu0.16.04.1","72.0.2+build1-0ubuntu0.16.04.1","73.0.1+build1-0ubuntu0.16.04.1"],"ecosystem_specific":{"availability":"No subscription 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