AdSubtract Proxy protection bypass

Any host with 127.0.0.1 in PTR record can bypass any ACL limitations...

AdSubtract Proxy ACL Bypass Vulnerability

AdSubtract Proxy ACL Bypass Vulnerability URL http://www.lurhq.com/advisory20030604.html Release Date June 4, 2003 Author Joe Stewart About AdSubtract AdSubtract is one of the leading products in the banner-ad blocking software market. It is frequently bundled with modems from several leading...