{"id":"UBUNTU-CVE-2015-4515","details":"Mozilla Firefox before 42.0, when NTLM v1 is enabled for HTTP authentication, allows remote attackers to obtain sensitive hostname information by constructing a crafted web site that sends an NTLM request and reads the Workstation field of an NTLM type 3 message.","modified":"2026-02-04T02:14:30.913470Z","published":"2015-11-04T00:00:00Z","related":["USN-2785-1"],"upstream":["CVE-2015-4515"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-4515"},{"type":"REPORT","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2015-117/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2785-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-4515"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/firefox@42.0+build2-0ubuntu0.14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"42.0+build2-0ubuntu0.14.04.1"}]}],"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"],"ecosystem_specific":{"binaries":[{"binary_version":"42.0+build2-0ubuntu0.14.04.1","binary_name":"firefox"},{"binary_version":"42.0+build2-0ubuntu0.14.04.1","binary_name":"firefox-dev"},{"binary_version":"42.0+build2-0ubuntu0.14.04.1","binary_name":"firefox-globalmenu"},{"binary_version":"42.0+build2-0ubuntu0.14.04.1","binary_name":"firefox-mozsymbols"},{"binary_version":"42.0+build2-0ubuntu0.14.04.1","binary_name":"firefox-testsuite"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-4515.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}