Intra2net Software Update 6.4.15

Time period for log file storage duration now adjustable, default is 14 days
Automatically limit the maximum size of log files
Download of the log files as ZIP archive possible
Support for automatic deletion of emails after a specified period of time. Adjustable per user under "User manager > Users : Groupware"

Add deprecated ARC, ACE, ARJ, ZOO, and LHA pack formats that are actively exploited by malware to the predefined "Executable Files" blocking list of the email attachment filter
Fixed problems when sending faxes with cover sheets in special cases
Cumulative security update fixes 21 vulnerabilities
(ImageMagick-7.0.7-38, curl-7.60.0: CVE-2018-1000300, gd-2.2.5: CVE-2018-5711, ghostscript-9.23: CVE-2018-10194, gnupg2-2.2.8: CVE-2018-12020, libtiff-4.0.9: CVE-2018-5784, CVE-2018-7456, CVE-2017-9935, CVE-2017-18013, CVE-2018-8905, CVE-2018-10963 and CVE-2017-11613, openssl-1.0.2o: CVE-2018-0732, patch: CVE-2018-1000156, perl-5.16.3: CVE-2018-6913, poppler-0.65.0: CVE-2017-18267, procps-ng-3.3.15: CVE-2018-1122, CVE-2018-1123, CVE-2018-1124, CVE-2018-1125 and CVE-2018-1126)
Updating Linux basic services
(file-5.33, logrotate-3.14.0, perl-Compress-Raw-Bzip2-2.081, perl-Compress-Raw-Zlib-2.081, rsyslog-8.34.0, strace-4.22, urw-base35-fonts-20170801)