Date: Tue, 16 Mar 2010 08:54:20 +0100 From: Ludwig Nussel <ludwig.nussel@...e.de> To: oss-security@...ts.openwall.com Cc: libesmtp@...fford.uklinux.net, security@...ntu.com, Pawel Salek <pawsa@...ochem.kth.se>, jskarvad@...hat.com Subject: Re: CVE Request: libesmtp does not check NULL bytes in commonName Brian Stafford wrote: > I think the best approach is to apply Pawel's patch as this is the I must have missed that patch. Could you re-post it? > simplest in terms of changes to the existing code base, and perhaps move > to Ludwig's for a later release of libESMTP. In the slightly longer > term, I think the internet draft at > http://tools.ietf.org/html/draft-saintandre-tls-server-id-check is the > one to follow but this might change substantially or even fall of the > rails entirely. > > [...] The I-D says only the leftmost > component may contain a wildcard but this would rule out *.*.google.com > The algorithm I've outlined is really a halfway house between RFC2818, > which I think is too flexible, and the I-D; limit the positions of > wildcards in the hostname and dont allow elaborate matches within a > hostname component. Any ideas or opinions on this would be useful. Is there a way to comment on the draft? Maybe the author of the draft didn't think about the cases you'd like to handle. cu Ludwig -- (o_ Ludwig Nussel //\ V_/_ http://www.suse.de/ SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nuernberg)
Powered by blists - more mailing lists
Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.