{"id":"UBUNTU-CVE-2017-12173","details":"It was found that sssd's sysdb_search_user_by_upn_res() function before 1.16.0 did not sanitize requests when querying its local cache and was vulnerable to injection. In a centralized login environment, if a password hash was locally cached for a given user, an authenticated attacker could use this flaw to retrieve it.","modified":"2026-04-22T11:59:42.175097Z","published":"2017-10-05T00:00:00Z","related":["USN-3526-1"],"upstream":["CVE-2017-12173"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-12173"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1498173"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3526-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-12173"}],"affected":[{"package":{"name":"sssd","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/sssd@1.13.4-1ubuntu1.10?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.4-1ubuntu1.10"}]}],"versions":["1.12.5-2","1.13.1-2","1.13.2-1","1.13.3-1","1.13.4-1","1.13.4-1ubuntu1","1.13.4-1ubuntu1.1","1.13.4-1ubuntu1.2","1.13.4-1ubuntu1.5","1.13.4-1ubuntu1.6","1.13.4-1ubuntu1.7","1.13.4-1ubuntu1.8","1.13.4-1ubuntu1.9"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libipa-hbac0","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libnss-sss","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libpam-sss","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libsss-idmap0","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libsss-nss-idmap0","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libsss-simpleifp0","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libsss-sudo","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"libwbclient-sssd","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"python-libipa-hbac","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"python-libsss-nss-idmap","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"python-sss","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"python3-libipa-hbac","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"python3-libsss-nss-idmap","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"python3-sss","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-ad","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-ad-common","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-common","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-dbus","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-ipa","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-krb5","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-krb5-common","binary_version":"1.13.4-1ubuntu1.10"},{"binary_name":"sssd-ldap","binary_version":"1.13.4-1ubuntu1.10"},{"binary_version":"1.13.4-1ubuntu1.10","binary_name":"sssd-proxy"},{"binary_name":"sssd-tools","binary_version":"1.13.4-1ubuntu1.10"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-12173.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}