clean system installed: kali-linux-2018.4-amd64.iso
run -> apt update
run -> apt full-upgrade
run-> wpscan
result :
~# wpscan
Traceback (most recent call last):
16: from /usr/bin/wpscan:23:in <main>' 15: from /usr/lib/ruby/2.5.0/rubygems.rb:309:inactivate_bin_path'
14: from /usr/lib/ruby/2.5.0/rubygems.rb:309:in synchronize' 13: from /usr/lib/ruby/2.5.0/rubygems.rb:310:inblock in activate_bin_path'
12: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1440:in activate' 11: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1458:inactivate_dependencies'
10: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1458:in each' 9: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1472:inblock in activate_dependencies'
8: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1440:in activate' 7: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1458:inactivate_dependencies'
6: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1458:in each' 5: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1472:inblock in activate_dependencies'
4: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1440:in activate' 3: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1458:inactivate_dependencies'
2: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1458:in each' 1: from /usr/lib/ruby/2.5.0/rubygems/specification.rb:1469:inblock in activate_dependencies'
/usr/lib/ruby/2.5.0/rubygems/dependency.rb:312:in to_specs': Could not find 'activesupport' (~> 4.2.1) - did find: [activesupport-5.2.2] (Gem::MissingSpecVersionError) Checked in 'GEM_PATH=/root/.gem/ruby/2.5.0:/var/lib/gems/2.5.0:/usr/lib/x86_64-linux-gnu/rubygems-integration/2.5.0:/usr/share/rubygems-integration/2.5.0:/usr/share/rubygems-integration/all', executegem env` for more information