Full Disclosure mailing list archives

Re: Using second gpg keyring may be misleading?


From: Georgi Guninski <guninski () guninski com>
Date: Fri, 15 Jun 2012 16:42:55 +0300

On Thu, Jun 14, 2012 at 05:52:26PM +0000, Thor (Hammer of God) wrote:
What are you considering exploitable?  The untrusted/unverified "Master" key?


ubuntu fixed this out of paranoia:
https://lists.ubuntu.com/archives/ubuntu-security-announce/2012-June/001721.html

While it appears that a man-in-the-middle attacker cannot
exploit this, as a hardening measure this update adjusts apt-key to
validate all subkeys when checking for key collisions.

i would suppose this was exploitable while it was alive.


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