-
+ Exim is a message transfer agent (MTA) developed at the
- University of Cambridge
+ University of Cambridge for use on Unix systems connected to the Internet. It is freely available under the terms of the
- GNU General Public Licence
+ GNU General Public Licence. In style it is similar to
- Smail 3
+ Smail 3, but its facilities are more general. There is a great deal of flexibility in the way mail can be routed, and there are extensive facilities for checking incoming mail. Exim can be installed in place of
- Sendmail
+ Sendmail, although the configuration of Exim is quite different.
- All versions of Exim previous to version 4.x are now obsolete and everyone is very strongly recommended to upgrade to a current release. The last 3.x release was 3.36. It is obsolete and should not be used.
+
+ All versions of Exim previous to version are now obsolete. The last 3.x release was 3.36. It is obsolete and should not be used.
+
@@ -52,6 +54,11 @@
+
We fixed CVE-2017-16943 and CVE-2017-16944 with this release.
+ To address these two CVEs, please update to 4.89.1 or simply disable
+ the SMTP CHUNKING extension by using chunking_advertise_hosts = in the main configuration section.
+
+
There may be beta versions available from the ftp sites in the Testing directory. Many people are using these without problems, but they are not recommended unless you are willing to work with beta software.
