CVE-2015-9284

Name	CVE-2015-9284
Description	The request phase of the OmniAuth Ruby gem is vulnerable to Cross-Site Request Forgery when used as part of the Ruby on Rails framework, allowing accounts to be connected without user intent, user interaction, or feedback to the user. This permits a secondary account to be able to sign into the web application as the primary account.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	medium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ruby-omniauth (PTS)	jessie (security), jessie	1.2.1-1+deb8u1	vulnerable
	stretch (security), stretch	1.3.1-1+deb9u1	vulnerable
	bullseye, sid, buster	1.8.1-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
ruby-omniauth	source	(unstable)	(unfixed)	medium

Notes

[stretch] - ruby-omniauth <no-dsa> (Minor issue)
[jessie] - ruby-omniauth <no-dsa> (Fix is in additional gem and needs CSRF protection in apps)
https://github.com/omniauth/omniauth/pull/809
https://www.openwall.com/lists/oss-security/2015/05/26/11