Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.redhat.com/support/errata/RHSA-2005-152.html ↗
- http://www.securityfocus.com/bid/12445 ↗
- http://marc.info/?l=bugtraq&m=110763358832637&w=2 ↗
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=267837 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19218 ↗
- http://secunia.com/advisories/14137/ ↗
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11339 ↗