The "OpenID Connect Relying Party and OAuth 2.0 Resource Server" (aka mod_auth_openidc) module before 2.1.6 for the Apache HTTP Server does not skip OIDC_CLAIM_ and OIDCAuthNHeader headers in an "AuthType oauth20" configuration, which allows remote attackers to bypass authentication via crafted HTTP traffic.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade mod_auth_openidcUpgrade mod_auth_openidc-debuginfo | Apr 27, 2020 | Mar 2, 2017 |
| Amazon_linux | — | Upgrade mod24_auth_openidc | Oct 4, 2019 | Mar 2, 2017 |
| Centos_linux | — | Upgrade mod_auth_openidcUpgrade mod_auth_openidc-debuginfo | Aug 28, 2019 | Mar 2, 2017 |
| Debian | — | Upgrade libapache2-mod-auth-openidc | Jul 30, 2024 | Mar 2, 2017 |
| Oracle_linux | — | Upgrade mod_auth_openidc | Jul 21, 2020 | Feb 20, 2017 |
| Redhat_linux | — | Upgrade mod_auth_openidc-debuginfoUpgrade mod_auth_openidc | Aug 7, 2019 | Mar 2, 2017 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Mar 2, 2017 |
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