{"id":"CVE-2021-45458","aliases":["GHSA-9fj5-jg6f-qg5r"],"url":"https://o3.security/vulnerability/CVE-2021-45458","summary":"Use of Hard-coded Credentials in Apache Kylin","details":"Apache Kylin provides encryption classes PasswordPlaceholderConfigurer to help users encrypt their passwords. In the encryption algorithm used by this encryption class, the cipher is initialized with a hardcoded key and IV. If users use class PasswordPlaceholderConfigurer to encrypt their password and configure it into kylin's configuration file, there is a risk that the password may be decrypted. This issue affects Apache Kylin 2 version 2.6.6 and prior versions; Apache Kylin 3 version 3.1.2 and prior versions; Apache Kylin 4 version 4.0.0 and prior versions.","published":"2022-01-06T13:15:08.330Z","modified":"2026-07-09T00:38:13.168334Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.kylin:kylin","fixedVersion":"3.1.3"},{"ecosystem":"Maven","name":"org.apache.kylin:kylin","fixedVersion":"4.0.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/01/06/3"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/01/06/7"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/oof215qz188k16vhlo97cm1jksxdowfy"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:38:13.168334Z"}}