CVE-2017-18076
HIGH7.5EPSS 0.44%ruby-omniauth - security update
Published: 1/29/2018Modified: 4/28/2026
Description
In strategy.rb in OmniAuth before 1.3.2, the authenticity_token value is improperly protected because POST (in addition to GET) parameters are stored in the session and become available in the environment of the callback phase.
Affected packages (3)
- Debian/ruby-omniauthfrom 0, < 1.3.1-2
- Debian/ruby-omniauthfrom 0, < 1.2.1-1+deb8u1
- RubyGems/omniauthfrom 0, < 1.3.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
References (8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2017-18076
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2017-18076
- PATCHhttps://github.com/omniauth/omniauth
- WEBhttps://bugs.debian.org/888523
- WEBhttps://github.com/omniauth/omniauth/pull/867
- WEBhttps://github.com/omniauth/omniauth/pull/867/commits/71866c5264122e196847a3980c43051446a03e9b
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/omniauth/CVE-2017-18076.yml
- WEBhttps://www.debian.org/security/2018/dsa-4109