The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not checking for reuse of openid.response_nonce values, which allows remote attackers to bypass authentication by leveraging an assertion from an OpenID provider.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Drupal | — | Upgrade to drupal version 6.18 | Sep 18, 2017 | Sep 29, 2010 |
| Ubuntu | — | Upgrade drupal6Upgrade drupal5 | Nov 19, 2024 | Sep 29, 2010 |
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