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Fencer Vulns
high 7.5

CVE-2017-6059 json

Mod_auth_openidc.c in the Ping Identity OpenID Connect authentication module for Apache (aka mod_auth_openidc) before 2.14 allows remote at…

published 2017-04-12 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-15127

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

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.

Patch / fix

  • openidc mod_auth_openidc 2.1.4
  • libapache2-mod-auth-openidc Debian 14, Debian 13, Debian 12 2.1.5-1

debian advisories DEBIAN-CVE-2017-6059

  • mod_auth_openidc RHEL 7 1.8.8-5.el7

red hat advisories RHSA-2019:2112

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-6059 updated cvss 5.3

mod_auth_openidc: Shows user-supplied content on error pages

  • Red Hat Enterprise Linux Server (v. 7) mod_auth_openidc 1.8.8-5.el7 Red Hat Enterprise Linux Workstation (v. 7) mod_auth_openidc 1.8.8-5.el7
    fixed: vendor fix RHSA-2019:2112
  • Red Hat Enterprise Linux 8 cjose, mod_auth_openidc
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.18% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.