diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/middleware/remote_ip.rb')
-rw-r--r-- | actionpack/lib/action_dispatch/middleware/remote_ip.rb | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/remote_ip.rb b/actionpack/lib/action_dispatch/middleware/remote_ip.rb index 93a2b52996..57bc6d5cd0 100644 --- a/actionpack/lib/action_dispatch/middleware/remote_ip.rb +++ b/actionpack/lib/action_dispatch/middleware/remote_ip.rb @@ -101,7 +101,7 @@ module ActionDispatch (([0-9A-Fa-f]{1,4}:){0,4}:([0-9A-Fa-f]{1,4}:){1}((\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b)\.){3}(\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b)) | # ip v6 with compatible to v4 (::([0-9A-Fa-f]{1,4}:){0,5}((\b((25[0-5])|(1\d{2})|(2[0-4]\d) |(\d{1,2}))\b)\.){3}(\b((25[0-5])|(1\d{2})|(2[0-4]\d)|(\d{1,2}))\b)) | # ip v6 with compatible to v4 ([0-9A-Fa-f]{1,4}::([0-9A-Fa-f]{1,4}:){0,5}[0-9A-Fa-f]{1,4}) | # ip v6 with compatible to v4 - (::([0-9A-Fa-f]{1,4}:){0,6}[0-9A-Fa-f]{1,4}) | # ip v6 with double colon at the begining + (::([0-9A-Fa-f]{1,4}:){0,6}[0-9A-Fa-f]{1,4}) | # ip v6 with double colon at the beginning (([0-9A-Fa-f]{1,4}:){1,7}:) # ip v6 without ending )$) }x @@ -143,7 +143,7 @@ module ActionDispatch # proxies with incompatible IP header conventions, and there is no way # for us to determine which header is the right one after the fact. # Since we have no idea, we give up and explode. - should_check_ip = @check_ip && client_ips.last + should_check_ip = @check_ip && client_ips.last && forwarded_ips.last if should_check_ip && !forwarded_ips.include?(client_ips.last) # We don't know which came from the proxy, and which from the user raise IpSpoofAttackError, "IP spoofing attack?! " + |