{"id":"CVE-2005-0337","details":"Postfix 2.1.3, when /proc/net/if_inet6 is not available and permit_mx_backup is enabled in smtpd_recipient_restrictions, allows remote attackers to bypass e-mail restrictions and perform mail relaying by sending mail to an IPv6 hostname.","modified":"2026-04-10T03:36:53.185500Z","published":"2005-05-02T04:00:00Z","references":[{"type":"ADVISORY","url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=267837"},{"type":"FIX","url":"http://secunia.com/advisories/14137/"},{"type":"FIX","url":"http://www.securityfocus.com/bid/12445"},{"type":"WEB","url":"http://marc.info/?l=bugtraq&m=110763358832637&w=2"},{"type":"WEB","url":"http://www.redhat.com/support/errata/RHSA-2005-152.html"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/19218"},{"type":"WEB","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11339"}],"schema_version":"1.7.5"}