{"id":"USN-4495-1","summary":"Apache Log4j vulnerability","details":"It was discovered that Apache Log4j does not properly deserialize \nuntrusted data. An attacker could possibly use this issue to remotely\nexecute arbitrary code. (CVE-2019-17571)\n\n","modified":"2026-02-10T04:41:55Z","published":"2020-09-15T14:58:57Z","related":["UBUNTU-CVE-2019-17571"],"upstream":["CVE-2019-17571","UBUNTU-CVE-2019-17571"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4495-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-17571"}],"affected":[{"package":{"name":"apache-log4j1.2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/apache-log4j1.2@1.2.17-8+deb10u1build0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.17-8+deb10u1build0.18.04.1"}]}],"versions":["1.2.17-7ubuntu2","1.2.17-8"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"liblog4j1.2-java","binary_version":"1.2.17-8+deb10u1build0.18.04.1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2019-17571","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4495-1.json"}}],"schema_version":"1.7.3"}