{"id":"UBUNTU-CVE-2017-0356","details":"A flaw, similar to to CVE-2016-9646, exists in ikiwiki before 3.20170111, in the passwordauth plugin's use of CGI::FormBuilder, allowing an attacker to bypass authentication via repeated parameters.","modified":"2025-10-24T04:46:02Z","published":"2018-04-13T15:29:00Z","upstream":["CVE-2017-0356"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-0356"},{"type":"REPORT","url":"https://ikiwiki.info/security/#cve-2017-0356"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-0356"}],"affected":[{"package":{"name":"ikiwiki","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ikiwiki@3.20160121?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.20150614","3.20160121"],"ecosystem_specific":{"binaries":[{"binary_name":"ikiwiki","binary_version":"3.20160121"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-0356.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}