The TLS stack in Mono before 3.12.1 allows remote attackers to have unspecified impact via vectors related to client-side SSLv2 fallback.Referenceshttp://www.ubuntu.com/usn/USN-2547-1https://bugzilla.redhat.com/show_bug.cgi?id=1202869http://www.securityfocus.com/bid/73256https://github.com/mono/mono/commit/b371da6b2d68b4cdd0f21d6342af6c42794f998bhttp://www.openwall.com/lists/oss-security/2015/03/17/9http://www.mono-project.com/news/2015/03/07/mono-tls-vulnerability/https://www.debian.org/security/2015/dsa-3202
