{"id":"CVE-2015-4054","details":"PgBouncer before 1.5.5 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by sending a password packet before a startup packet.","modified":"2026-04-10T03:46:21.577758Z","published":"2017-05-23T04:29:00Z","references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2015/05/22/5"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/74751"},{"type":"ADVISORY","url":"https://github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5"},{"type":"ADVISORY","url":"https://github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573"},{"type":"ADVISORY","url":"https://github.com/pgbouncer/pgbouncer/issues/42"},{"type":"ADVISORY","url":"https://pgbouncer.github.io/changelog.html#pgbouncer-15x"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201701-24"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2015/05/22/5"},{"type":"EVIDENCE","url":"https://github.com/pgbouncer/pgbouncer/issues/42"},{"type":"FIX","url":"https://github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5"},{"type":"FIX","url":"https://github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}