CVE 2012-5875

Firefly Media Server 1.0.0.1359 allows remote attackers to cause a denial of service (NULL pointer dereference) via a (1) crafted Connection HTTP header; a return carriage control character in the (2) Accept Language header, (3) User-agent header, (4) Host header, or (5) protocol version; or a (6) crafted HTTP protocol version.

See the CVE page on Mitre.org for more details.