{"id":"USN-5629-1","summary":"python3.5 vulnerability","details":"It was discovered that the Python http.server module incorrectly handled\ncertain URIs. An attacker could potentially use this to redirect web traffic.\n","modified":"2026-04-22T10:27:55.609325Z","published":"2022-09-22T18:52:20Z","related":["UBUNTU-CVE-2021-28861"],"upstream":["CVE-2021-28861","UBUNTU-CVE-2021-28861"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5629-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-28861"}],"affected":[{"package":{"name":"python3.5","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/python3.5@3.5.2-2ubuntu0~16.04.13+esm5?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.2-2ubuntu0~16.04.13+esm5"}]}],"versions":["3.5.0-3","3.5.0-3ubuntu1","3.5.1~rc1-2ubuntu1","3.5.1-1","3.5.1-2","3.5.1-3","3.5.1-5","3.5.1-6ubuntu1","3.5.1-6ubuntu2","3.5.1-9ubuntu1","3.5.1-10","3.5.2-2~16.01","3.5.2-2~16.04","3.5.2-2ubuntu0~16.04.1","3.5.2-2ubuntu0~16.04.2","3.5.2-2ubuntu0~16.04.3","3.5.2-2ubuntu0~16.04.4","3.5.2-2ubuntu0~16.04.5","3.5.2-2ubuntu0~16.04.8","3.5.2-2ubuntu0~16.04.9","3.5.2-2ubuntu0~16.04.10","3.5.2-2ubuntu0~16.04.11","3.5.2-2ubuntu0~16.04.12","3.5.2-2ubuntu0~16.04.13","3.5.2-2ubuntu0~16.04.13+esm1","3.5.2-2ubuntu0~16.04.13+esm2","3.5.2-2ubuntu0~16.04.13+esm3"],"ecosystem_specific":{"binaries":[{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"idle-python3.5"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"libpython3.5"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"libpython3.5-minimal"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"libpython3.5-stdlib"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"libpython3.5-testsuite"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"python3.5"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"python3.5-examples"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"python3.5-minimal"},{"binary_version":"3.5.2-2ubuntu0~16.04.13+esm5","binary_name":"python3.5-venv"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2021-28861","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5629-1.json"}}],"schema_version":"1.7.5"}