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. ftp://ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.74 http://www.vuxml.org/freebsd/44ccfab0-3564-11e0-8e81-0022190034c0.html

The following packages are affected: exim exim-ldap exim-ldap2 exim-mysql exim-postgresql exim-sa-exim CVE-2011-0017 The open_log function in log.c in Exim 4.72 and earlier does not check the return value from (1) setuid or (2) setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack.