Univention Corporate Server 3.2 erratum 272 (security)

Multiple security vulnerabilities have been found in OpenSSL: 
* Denial of service in DTLS (2014-3571)
* ECDHE can be downgraded to ECDH, resulting in a loss of 
  forward secrecy (CVE-2014-3572)
* Weaker RSA keys can be negotiated by the SSL/TLS server
  (CVE-2015-0204)
* Certificate fingerprints can be modified (CVE-2014-8275)
* Bignum squaring may produce incorrect results (CVE-2014-3570)