{"id":"UBUNTU-CVE-2015-7575","details":"Mozilla Network Security Services (NSS) before 3.20.2, as used in Mozilla Firefox before 43.0.2 and Firefox ESR 38.x before 38.5.2, does not reject MD5 signatures in Server Key Exchange messages in TLS 1.2 Handshake Protocol traffic, which makes it easier for man-in-the-middle attackers to spoof servers by triggering a collision.","modified":"2026-02-04T03:38:49.806973Z","published":"2015-12-31T00:00:00Z","related":["USN-2863-1","USN-2864-1","USN-2865-1","USN-2866-1","USN-2884-1","USN-2904-1"],"upstream":["CVE-2015-7575"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-7575"},{"type":"REPORT","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2015-150/"},{"type":"REPORT","url":"http://www.mitls.org/pages/attacks/SLOTH"},{"type":"REPORT","url":"http://www.gnutls.org/security.html#GNUTLS-SA-2015-2"},{"type":"REPORT","url":"http://lists.gnutls.org/pipermail/gnutls-devel/2015-April/007572.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2863-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2864-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2865-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2866-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2884-1"},{"type":"REPORT","url":"http://blog.fuseyism.com/index.php/2016/01/25/security-icedtea-1-13-10-for-openjdk-6-released/"},{"type":"REPORT","url":"https://tls.mbed.org/tech-updates/releases/mbedtls-2.2.1-2.1.4-1.3.16-and-polarssl.1.2.19-released"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2904-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-7575"}],"affected":[{"package":{"name":"firefox","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/firefox@43.0.4+build3-0ubuntu0.14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"43.0.4+build3-0ubuntu0.14.04.1"}]}],"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"],"ecosystem_specific":{"availability":"No 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