{"id":"CVE-2019-15796","aliases":["GHSA-pj65-3pf6-c5q4"],"url":"https://o3.security/vulnerability/CVE-2019-15796","summary":"python-apt Does Not Check Hash Signature","details":"Python-apt doesn't check if hashes are signed in `Version.fetch_binary()` and `Version.fetch_source()` of apt/package.py or in `_fetch_archives()` of apt/cache.py in version 1.9.3ubuntu2 and earlier. This allows downloads from unsigned repositories which shouldn't be allowed and has been fixed in verisions 1.9.5, 1.9.0ubuntu1.2, 1.6.5ubuntu0.1, 1.1.0~beta1ubuntu0.16.04.7, 0.9.3.5ubuntu3+esm2, and 0.8.3ubuntu7.5.","published":"2020-03-26T13:15:12.843Z","modified":"2026-03-14T00:45:05.575607Z","cvss":{"score":4.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"python-apt","fixedVersion":"0.8.3ubuntu7.5"},{"ecosystem":"PyPI","name":"python-apt","fixedVersion":"0.9.3.5ubuntu3"},{"ecosystem":"PyPI","name":"python-apt","fixedVersion":"1.6.5ubuntu0.1"},{"ecosystem":"PyPI","name":"python-apt","fixedVersion":"1.9.0ubuntu1.2"},{"ecosystem":"PyPI","name":"python-apt","fixedVersion":"1.9.5"}],"fix":null,"references":[{"type":"FIX","url":"https://usn.ubuntu.com/4247-1/"},{"type":"FIX","url":"https://usn.ubuntu.com/4247-3/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-03-14T00:45:05.575607Z"}}