{"id":"UBUNTU-CVE-2016-6271","details":"The Bzrtp library (aka libbzrtp) 1.0.x before 1.0.4 allows man-in-the-middle attackers to conduct spoofing attacks by leveraging a missing HVI check on DHPart2 packet reception.","modified":"2026-04-22T10:48:35.081048Z","published":"2017-01-18T22:59:00Z","upstream":["CVE-2016-6271"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6271"},{"type":"REPORT","url":"https://github.com/BelledonneCommunications/bzrtp/commit/bbb1e6e2f467ee4bd7b9a8c800e4f07343d7d99b"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-6271"}],"affected":[{"package":{"name":"bzrtp","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/bzrtp@1.0.2-1.2build0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2-1.2build0.16.04.1"}]}],"versions":["1.0.2-1","1.0.2-1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libbzrtp0","binary_version":"1.0.2-1.2build0.16.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-6271.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}