Upstream commit that disables SSLv3 completely in claws-mail: http://git.claws-mail.org/?p=claws.git;a=commit;h=c6dc3e229f361f11ab4920d84bb11b5821bc4e86 Also versions <= 3.9.0 did use SSLv3 only, Fedora 19 and EPEL 5/6 versions should be updated/rebased.
New claws-mail release >=3.11.0 fixes this issue. Bug/notification for new release #1155086
claws-mail-plugins-3.11.1-1.fc19,claws-mail-3.11.1-2.fc19,libetpan-1.6-1.fc19 has been submitted as an update for Fedora 19. https://admin.fedoraproject.org/updates/claws-mail-plugins-3.11.1-1.fc19,claws-mail-3.11.1-2.fc19,libetpan-1.6-1.fc19
claws-mail-plugins-3.11.1-1.fc20,claws-mail-3.11.1-2.fc20,libetpan-1.6-1.fc20 has been submitted as an update for Fedora 20. https://admin.fedoraproject.org/updates/claws-mail-plugins-3.11.1-1.fc20,claws-mail-3.11.1-2.fc20,libetpan-1.6-1.fc20
claws-mail-plugins-3.11.1-1.fc21,claws-mail-3.11.1-2.fc21,libetpan-1.6-1.fc21 has been submitted as an update for Fedora 21. https://admin.fedoraproject.org/updates/claws-mail-plugins-3.11.1-1.fc21,claws-mail-3.11.1-2.fc21,libetpan-1.6-1.fc21
Package claws-mail-plugins-3.11.1-1.fc21, claws-mail-3.11.1-2.fc21, libetpan-1.6-1.fc21: * should fix your issue, * was pushed to the Fedora 21 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing claws-mail-plugins-3.11.1-1.fc21 claws-mail-3.11.1-2.fc21 libetpan-1.6-1.fc21' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2014-14217/claws-mail-plugins-3.11.1-1.fc21,claws-mail-3.11.1-2.fc21,libetpan-1.6-1.fc21 then log in and leave karma (feedback).
claws-mail-plugins-3.11.1-1.fc20, claws-mail-3.11.1-2.fc20, libetpan-1.6-1.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report.
claws-mail-plugins-3.11.1-1.fc21, claws-mail-3.11.1-2.fc21, libetpan-1.6-1.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.
claws-mail-plugins-3.11.1-1.fc19, claws-mail-3.11.1-2.fc19, libetpan-1.6-1.fc19 has been pushed to the Fedora 19 stable repository. If problems still persist, please make note of it in this bug report.