Follow @Openwall on Twitter for new release announcements and other news
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Mon, 14 May 2018 12:29:51 +0200
From: Christian Brabandt <cb@...bit.org>
To: oss-security@...ts.openwall.com
Subject: Re: PGP/MIME and S/MIME mail clients vulnerabilities


On Mo, 14 Mai 2018, Yves-Alexis Perez wrote:

> I guess most people have already saw  this, but just in case, it seems that a
> vulnerability in PGP/MIME and S/MIME handling in various mail clients will be
> published tomorrow.
> 
> Debian Security team didn't get any private information yet, but there have
> been multiple twitter threads and blog posts published already:
> 
> https://twitter.com/seecurity/status/995906576170053633
> https://arstechnica.com/information-technology/2018/05/critical-pgp-and-smime-
> bugs-can-reveal-encrypted-e-mails-uninstall-now/
> https://www.eff.org/deeplinks/2018/05/attention-pgp-users-new-vulnerabilities-
> require-you-take-action-now
> 
> GnuPG has posted a tweet (https://twitter.com/gnupg/status/995931083584757760)
> indicating it's likely a vulnerability in mail clients themselves and not in
> the protocol, and which is related to HTML mail handling.
> 
> The vulnerabilities apparently enable an attacker to decrypt previous mails,
> but my (wild) guess is that the attack actually requests decryption from the
> mail client (which has access to the private key), rather than by actually
> decrypting itself.

Looks like details have just been published:
https://efail.de/

Best,
Christian
-- 
Ein Flirt ohne tiefere Absicht ist ungefähr so sinnvoll wie ein
Fahrplan ohne Eisenbahn.
		-- William Somerset Maugham

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.