Summary
The remote host is missing an update to cyrus-imapd announced via advisory FEDORA-2009-9428.
Solution
Apply the appropriate updates.
This update can be installed with the yum update program. Use su -c 'yum update cyrus-imapd' at the command line.
For more information, refer to Managing Software with yum, available at http://docs.fedoraproject.org/yum/.
https://secure1.securityspace.com/smysecure/catid.html?in=FEDORA-2009-9428
Insight
Update Information:
fixes buffer overflow in SIEVE script handling
ChangeLog:
* Mon Sep 7 2009 Michal Hlavinka - 2.3.14-2
- fix buffer overflow in cyrus sieve (#521010)
References
Updated on 2015-03-25