{"id":"CVE-2016-1252","details":"The apt package in Debian jessie before 1.0.9.8.4, in Debian unstable before 1.4~beta2, in Ubuntu 14.04 LTS before 1.0.1ubuntu2.17, in Ubuntu 16.04 LTS before 1.2.15ubuntu0.2, and in Ubuntu 16.10 before 1.3.2ubuntu0.1 allows man-in-the-middle attackers to bypass a repository-signing protection mechanism by leveraging improper error handling when validating InRelease file signatures.","modified":"2026-03-15T22:04:40.584390Z","published":"2017-12-05T16:29:00.203Z","references":[{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3156-1"},{"type":"REPORT","url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1020"},{"type":"REPORT","url":"https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1647467"},{"type":"REPORT","url":"https://www.debian.org/security/2016/dsa-3733"},{"type":"REPORT","url":"https://www.exploit-db.com/exploits/40916/"},{"type":"REPORT","url":"http://packetstormsecurity.com/files/140145/apt-Repository-Signing-Bypass.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"1.0.9.8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.10"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-1252.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}