CSRF in Omniauth
CVE-2015-9284
The request phase of the OmniAuth Ruby gem (1.9.1 and earlier) 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.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Omniauth
- Omniauth Ruby Gem — versions All versions
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/omniauth/omniauth/pull/809 (Patch, Third Party Advisory)
- github.com/omniauth/omniauth-rails/pull/1 (Third Party Advisory)
- www.openwall.com/lists/oss-security/2015/05/26/11 (mailing-list, Patch, Mailing List, Third Party Advisory)
- github.com/omniauth/omniauth/wiki/Resolving-CVE-2015-9284 (Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2015-9284?
- CVE-2015-9284 is a high-severity vulnerability in Omniauth, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2019-04-26.
- How severe is CVE-2015-9284?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2015-9284 known to be exploited?
- 23 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.