{"id":"UBUNTU-CVE-2017-9269","details":"In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content.","modified":"2026-04-22T11:37:08.836911Z","published":"2018-03-01T20:29:00Z","upstream":["CVE-2017-9269"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-9269"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-9269"}],"affected":[{"package":{"name":"libzypp","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libzypp@15.3.0-1build1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["15.3.0-1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"15.3.0-1build1","binary_name":"libzypp"},{"binary_version":"15.3.0-1build1","binary_name":"libzypp-bin"},{"binary_version":"15.3.0-1build1","binary_name":"libzypp-common"},{"binary_version":"15.3.0-1build1","binary_name":"libzypp-config"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-9269.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L"},{"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"}]}