From https://creativecommons.org/
The text of the Creative Commons public licenses is dedicated to the public domain under the CC0 Public Domain Dedication. Except for the limited purpose of indicating that material is shared under a Creative Commons public license or as otherwise permitted by the Creative Commons policies published at Policies - Creative Commons, Creative Commons does not authorize the use of the trademark “Creative Commons” or any other trademark or logo of Creative Commons without […]
To me that sounds like you can take the license, change it however you want and use that. However, you may not call it “Creative Commons” any longer. But IANAL so this is in no way, shape or form legal advice.