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.
www.securityfocus.com/bid/96549
access.redhat.com/errata/RHSA-2019:2112
github.com/pingidentity/mod_auth_openidc/blob/master/ChangeLog
github.com/pingidentity/mod_auth_openidc/commit/21e3728a825c41ab41efa75e664108051bb9665e
github.com/pingidentity/mod_auth_openidc/releases/tag/v2.1.6
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