Description
Mod_auth_openidc.c in the Ping Identity OpenID Connect authentication module for Apache (aka mod_auth_openidc) before 2.14 allows remote attackers to spoof page content via a malicious URL provided to the user, which triggers an invalid request.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libapache2-mod-auth-openidc | 2.1.5-1 | — |
| Debian 13 | libapache2-mod-auth-openidc | 2.1.5-1 | — |
| Debian 12 | libapache2-mod-auth-openidc | 2.1.5-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | libapache2-mod-auth-openidc | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | mod_auth_openidc | 1.8.8-5.el7 | RHSA-2019:2112 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | mod_auth_openidc | 1.8.8-5.amzn2 | ALAS2-2019-1329 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | mod_auth_openidc | 1.8.8-5.el7 | ELSA-2019-2112 |
Advisories 4
- WID-SEC-2022-0517 Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 18, 2026
- RHSA-2019:2112 Red Hat Security Advisory: mod_auth_openidc security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- ALAS2-2019-1329 Moderate: mod_auth_openidc security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 23, 2019
- ELSA-2019-2112 Moderate: mod_auth_openidc security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 13, 2019
References
- https://github.com/pingidentity/mod_auth_openidc/issues/212
- 96299 vdb-entry
- https://github.com/pingidentity/mod_auth_openidc/releases/tag/v2.1.4
- [oss-security] 20170217 OpenID Connect authentication module for Apache: CVE-2017-6059 CVE-2017-6062 mailing-list
- https://github.com/pingidentity/mod_auth_openidc/commit/612e309bfffd6f9b8ad7cdccda3019fc0865f3b4
- RHSA-2019:2112 vendor-advisory
- FEDORA-2019-7b06f18a10 vendor-advisory
- FEDORA-2019-23638d42f3 vendor-advisory
- FEDORA-2019-a25d5df3b4 vendor-advisory