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Date: Fri, 3 Sep 2010 14:15:13 -0700
From: Reed Loden <>
Cc: Jan Lieskovsky <>, "Steven M. Christey"
 <>, Richard Moore <>, Simon Ward
Subject: Re: CVE Request 1, NSS 2, Qt: Doesn't handle
 wildcards in Common Name properly

On Fri, 03 Sep 2010 18:20:49 +0200
Jan Lieskovsky <> wrote:

>    Richard Moore and Simon Ward reported flaws in the way:
>    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:
>       [1]
>       [2]

Mozilla has assigned this CVE-2010-3170. We're tracking this as

Mozilla Security Group

Reed Loden - <>

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