{"id":"UBUNTU-CVE-2016-4477","details":"wpa_supplicant 0.4.0 through 2.5 does not reject \\n and \\r characters in passphrase parameters, which allows local users to trigger arbitrary library loading and consequently gain privileges, or cause a denial of service (daemon outage), via a crafted (1) SET, (2) SET_CRED, or (3) SET_NETWORK command.","modified":"2026-02-04T03:14:54.159338Z","published":"2016-05-09T00:00:00Z","related":["USN-3455-1"],"upstream":["CVE-2016-4477"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-4477"},{"type":"REPORT","url":"http://w1.fi/security/2016-1/"},{"type":"REPORT","url":"http://w1.fi/security/2016-1/psk-parameter-config-update.txt"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3455-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-4477"}],"affected":[{"package":{"name":"wpa","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/wpa@2.1-0ubuntu1.5?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1-0ubuntu1.5"}]}],"versions":["1.0-3ubuntu2","1.0-3ubuntu3","1.0-3ubuntu4","2.1-0ubuntu1","2.1-0ubuntu1.1","2.1-0ubuntu1.2","2.1-0ubuntu1.3","2.1-0ubuntu1.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"hostapd","binary_version":"1:2.1-0ubuntu1.5"},{"binary_name":"wpagui","binary_version":"2.1-0ubuntu1.5"},{"binary_name":"wpasupplicant","binary_version":"2.1-0ubuntu1.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-4477.json"}},{"package":{"name":"wpa","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/wpa@2.4-0ubuntu6.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4-0ubuntu6.2"}]}],"versions":["2.4-0ubuntu3","2.4-0ubuntu4","2.4-0ubuntu5","2.4-0ubuntu6"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"hostapd","binary_version":"1:2.4-0ubuntu6.2"},{"binary_version":"2.4-0ubuntu6.2","binary_name":"wpagui"},{"binary_name":"wpasupplicant","binary_version":"2.4-0ubuntu6.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-4477.json"}},{"package":{"name":"wpa","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/wpa@2.4-0ubuntu10?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4-0ubuntu10"}]}],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:2.4-0ubuntu10","binary_name":"hostapd"},{"binary_name":"wpagui","binary_version":"2.4-0ubuntu10"},{"binary_name":"wpasupplicant","binary_version":"2.4-0ubuntu10"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-4477.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}