CVE-2017-17689: Medium severity 9folders Nine vulnerability
The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2017-17689?
CVE-2017-17689 is a vulnerability in the S/MIME specification that allows a Cipher Block Chaining (CBC) malleability-gadget attack leading to plaintext exfiltration, also known as EFAIL.
Which software is affected by CVE-2017-17689?
CVE-2017-17689 affects multiple software including 9folders Nine, Apple Mail, Bloop Airmail, Emclient Emclient, Flipdogsolutions Maildroid, Freron Mailmate, GNOME Evolution, Google Gmail, Horde Horde Imp, IBM Notes, KDE KMail, KDE Trojita, Microsoft Outlook (versions 2007, 2010, 2013, and 2016), Mozilla Thunderbird, Postbox-inc Postbox, R2mail2 R2mail2, and RITLabs The Bat.
What is the severity of CVE-2017-17689?
CVE-2017-17689 has a severity rating of medium and a CVSS score of 5.9.
How can I mitigate the vulnerability CVE-2017-17689?
To mitigate CVE-2017-17689, it is recommended to update the affected software to the latest version, where the vulnerability has been patched.
Where can I find more information about CVE-2017-17689?
You can find more information about CVE-2017-17689 at the following references: [SecurityFocus](http://www.securityfocus.com/bid/104165), [EFAIL](https://efail.de), [Hacker News](https://news.ycombinator.com/item?id=17066419)