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Date: Wed, 12 Aug 2015 13:32:12 +0200
From: Adam Maris <>
Subject: Re: CVE request - OpenSSH 6.9 PAM privilege separation

On 12/08/15 10:39, Adam Maris wrote:
> Could you assign CVEs for the other two issues as well?
>  * sshd(8): fix circumvention of MaxAuthTries using keyboard-
>    interactive authentication. By specifying a long, repeating
>    keyboard-interactive "devices" string, an attacker could request
>    the same authentication method be tried thousands of times in
>    a single pass. The LoginGraceTime timeout in sshd(8) and any
>    authentication failure delays implemented by the authentication
>    mechanism itself were still applied. Found by Kingcope.
>  * sshd(8): OpenSSH 6.8 and 6.9 incorrectly set TTYs to be world-
>    writable. Local attackers may be able to write arbitrary messages
>    to logged-in users, including terminal escape sequences.
>    Reported by Nikolay Edigaryev.
> Or have they CVEs already?
> Thanks.
Well, the first one (circumvention of MaxAuthTries) was already assigned 
Not sure about the second one.

Adam Maris / Red Hat Product Security

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