HIGH · 7.5

CVE-2005-0337

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...

Vulnerability 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.

CVSS Score

7.5

HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL

Affected Products

VendorProductVersions
Wietse VenemaPostfix2.1.3
RedhatEnterprise Linux4.0
RedhatEnterprise Linux Desktop4.0
SuseSuse Linux8.0

References

FAQ

What is CVE-2005-0337?

CVE-2005-0337 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2005-0337?

CVE-2005-0337 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2005-0337?

Check the references section above for vendor advisories and patch information. Affected products include: Wietse Venema Postfix, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Suse Suse Linux.