RADIUS protocol and implementation weakness

There are few cryptographic problems allow to analize sniffed traffic. There is a possibility of request spoofing. Some implementation problems allow to DoS server or to elevate priveges...

An Analysis of the RADIUS Authentication Protocol

An Analysis of the RADIUS Authentication Protocol by Joshua Hill, InfoGard Laboratories www.infogard.com Last Modified Mon Nov 12 16:12:53 PST 2001 A current HTML version of this paper can be found at: http://www.untruth.org/josh/security/radius Please send comments to [email protected] 1...

More problems with RADIUS (protocol and implementations)

Hello bugtraq, There are more problems in RADIUS protocol and some of implementations: 1. There is no way RADIUS server can validate Access-Request packet really originated by NAS RADIUS client before and even after, if packet has no User-Password attribute decoding all attributes. It opens a...