ISC BIND is prone to a security-bypass vulnerability.
Credit:
The original article can be found at: http://www.securityfocus.com/bid/51898
The information has been provided by Haixin Duan, Jianping Wu, Jian Jiang and Jinjin Liang of Tsinghua University, Jun Li of University of Oregon, Carlos III of University of Madrid, Kang Li of University of Georgia
Successfully exploiting this issue will cause the application to retain domain names resolvable even after the names are removed from the upper level servers.
Vendor Status:
Vendor as issued an updated vulnerability.