You could with this workaround in order to use the SoftwareSerial Library with pins 2 and 3. -> Galileo/Arduino-Examples/SoftwareSerial at master · MakersTeam/Galileo · GitHub
Also, take a look at the Shields Test Report, you will find some examples with shields based on the HC-05. [Page 46 and 49]
Thank you so much for your immediate response. From now on, I can succesfully communicate with my HC-05.