CVE-2017-6413
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 8.6 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
- EPSS
- 4.25% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- openidc/mod auth openidc
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/96549
- https://access.redhat.com/errata/RHSA-2019:2112
- https://github.com/pingidentity/mod_auth_openidc/blob/master/ChangeLogIssue Tracking, Patch, Third Party Advisory
- https://github.com/pingidentity/mod_auth_openidc/commit/21e3728a825c41ab41efa75e664108051bb9665eIssue Tracking, Patch, Third Party Advisory
- https://github.com/pingidentity/mod_auth_openidc/releases/tag/v2.1.6Patch, Release Notes, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2V3HIGXMUKJGOBMAQAQPGC7G5YYWSUVA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EJXBG3DG2FUYFGTUTSJFMPIINVFKKB4Z/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTWUMQ46GZY3O4WU4JCF333LN53R2XQH/
- http://www.securityfocus.com/bid/96549
- https://access.redhat.com/errata/RHSA-2019:2112
- https://github.com/pingidentity/mod_auth_openidc/blob/master/ChangeLogIssue Tracking, Patch, Third Party Advisory
- https://github.com/pingidentity/mod_auth_openidc/commit/21e3728a825c41ab41efa75e664108051bb9665eIssue Tracking, Patch, Third Party Advisory
- https://github.com/pingidentity/mod_auth_openidc/releases/tag/v2.1.6Patch, Release Notes, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2V3HIGXMUKJGOBMAQAQPGC7G5YYWSUVA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EJXBG3DG2FUYFGTUTSJFMPIINVFKKB4Z/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTWUMQ46GZY3O4WU4JCF333LN53R2XQH/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.