{"id":"USN-3520-1","summary":"python-pysaml2 vulnerability","details":"It was discovered that PySAML2 incorrectly accepted any password when run\nwith python optimizations enabled. An attacker could use this issue to\nauthenticate as any user without a valid password.\n","modified":"2026-02-10T04:41:16Z","published":"2018-01-08T16:19:37Z","related":["UBUNTU-CVE-2017-1000433"],"upstream":["CVE-2017-1000433","UBUNTU-CVE-2017-1000433"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3520-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-1000433"}],"affected":[{"package":{"name":"python-pysaml2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/python-pysaml2@3.0.0-3ubuntu1.16.04.3?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.0-3ubuntu1.16.04.3"}]}],"versions":["2.4.0-0ubuntu2","3.0.0-3ubuntu1","3.0.0-3ubuntu1.16.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.0.0-3ubuntu1.16.04.3","binary_name":"python-pysaml2"},{"binary_version":"3.0.0-3ubuntu1.16.04.3","binary_name":"python3-pysaml2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"id":"CVE-2017-1000433","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3520-1.json"}}],"schema_version":"1.7.3"}