Bugtraq mailing list archives
Re: OpenID/Debian PRNG/DNS Cache poisoning advisory
From: "Ben Laurie" <benl () google com>
Date: Tue, 12 Aug 2008 15:42:59 +0100
On Tue, Aug 12, 2008 at 9:55 AM, Clausen, Martin (DK - Copenhagen) <mclausen () deloitte dk> wrote:
You could use the SSL Blacklist plugin (http://codefromthe70s.org/sslblacklist.asp) for Firefox or heise SSL Guardian (http://www.heise-online.co.uk/security/Heise-SSL-Guardian--/features/11 1039/) for IE to do this. If presented with a Debian key the show a warning. The blacklists are implemented using either a traditional blacklist (text file) or distributed using DNS.
There are two parties that are vulnerable: the user logging into the OpenID Provider (OP), and the Relying Party (RP). If the RP communicates with the OP, then it needs to use TLS and CRLs or OCSP. Browser plugins do not bail it out. Cheers, Ben.
Current thread:
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory, (continued)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Forrest J. Cavalier III (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Leichter, Jerry (Aug 12)
- key blacklisting & file size (was: OpenID/Debian PRNG/DNS Cache poisoning advisory) Solar Designer (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Florian Weimer (Aug 12)
- Message not available
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Ben Laurie (Aug 08)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Stefan Kanthak (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Tim Dierks (Aug 12)
- RE: OpenID/Debian PRNG/DNS Cache poisoning advisory Leichter, Jerry (Aug 08)
- RE: OpenID/Debian PRNG/DNS Cache poisoning advisory Clausen, Martin (DK - Copenhagen) (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Ben Laurie (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Ben Laurie (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory "Hal Finney" (Aug 12)
- Re: OpenID/Debian PRNG/DNS Cache poisoning advisory Ben Laurie (Aug 12)