CVE-2019-9837

Name	CVE-2019-9837
Description	Doorkeeper::OpenidConnect (aka the OpenID Connect extension for Doorkeeper) 1.4.x and 1.5.x before 1.5.4 has an open redirect via the redirect_uri field in an OAuth authorization request (that results in an error response) with the 'openid' scope and a prompt=none value. This allows phishing attacks against the authorization flow.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	924747

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ruby-doorkeeper-openid-connect (PTS)	bullseye	1.7.4-2	fixed
	bookworm	1.8.0-1	fixed
	sid, trixie	1.8.7-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
ruby-doorkeeper-openid-connect	source	(unstable)	1.5.5-1			924747

https://github.com/doorkeeper-gem/doorkeeper-openid_connect/issues/61
https://github.com/doorkeeper-gem/doorkeeper-openid_connect/pull/66