usercp_avatar.php in PHPBB 2.0.20, when avatar uploading is enabled, allows remote attackers to use the server as a web proxy by submitting a URL to the avatarurl parameter, which is then used in an HTTP GET request.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Phpbb | Phpbb_group | 2.0.20 (including) | 2.0.20 (including) |