The remote host is missing an update to the system as announced in the referenced advisory.

Update your system with the appropriate patches or software upgrades. http://bugs.exim.org/show_bug.cgi?id=1106 https://lists.exim.org/lurker/message/20110512.102909.8136175a.en.html http://www.vuxml.org/freebsd/36594c54-7be7-11e0-9838-0022156e8794.html

The following package is affected: exim CVE-2011-1407 The DKIM implementation in Exim 4.7x before 4.76 permits matching for DKIM identities to apply to lookup items, instead of only strings, which allows remote attackers to execute arbitrary code or access a filesystem via a crafted identity.