Not sure exactly what was causing the breakage, but using bins compiled with the same version of Visual Studio seems to have fixed the issue. [FixRM #7233]
This module exploits multiiple flaws in SFlog!. By default, the CMS has a default admin cred of "admin:secret", which can be abused to access admin features such as blog management. Through the management interface, we can upload a backdoor that's accessible by any remote user, and then we gain code execution.
…b.com/jvazquez-r7/metasploit-framework into jvazquez-r7-hp_sitescope_uploadfileshandler_multi