Date: Mon, 06 Sep 2010 20:19:52 +0200 From: Florian Weimer <fw@...eb.enyo.de> To: oss-security@...ts.openwall.com Subject: Re: CVE Request 1, NSS 2, Qt: Doesn't handle wildcards in Common Name properly * Jan Lieskovsky: > 1, Network Security Services (NSS) handled wildcard (*) character > in the Common Name field of a x509v3 digital certificate. > If an attacker is able to get a carefully-crafted certificate, > signed by a Certificate Authority trusted by Firefox, the attacker > could use the certificate during the man-in-the-middle attack and > potentially confuse Firefox into accepting it by mistake. Different > vulnerability than CVE-2009-2408. > > References: >  http://www.westpoint.ltd.uk/advisories/wp-10-0001.txt >  http://bugs.gentoo.org/show_bug.cgi?id=335731 Is this really a _security_ bug? The CN was not validated by the CA, so it's the CA's fault (which you have to trust, but still).
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