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TI-2017-08952 Aliases CVE-2017-12161GHSA-959q-32g8-vvp7

Weak password recovery in Red Hat Keycloak

Priority MEDIUM 41CWE-602Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 2 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-640.

Summary

It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.

Why it matters now

EPSS 0.01308 70th percentileScored 2026-11-07
Fix Partial Keycloak (Red Hat, Inc.): 3.4.2.Finalorg.keycloak:keycloak-core (Maven): 3.4.2Red Hat: 2 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
Red HatKeycloakbefore 3.4.2.Final3.4.2.FinalPatch availableCNA
—org.keycloak:keycloak-core (Maven)before 3.4.23.4.2Patch availableGHSA-959q-32g8-vvp7
  • Keycloak VendorRed Hat Affected before 3.4.2.Final Fixed in 3.4.2.Final Patch available CNA
  • org.keycloak:keycloak-core (Maven) Vendor— Affected before 3.4.2 Fixed in 3.4.2 Patch available GHSA-959q-32g8-vvp7

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:keycloak:keycloak:*:*:*:*:*:*:*:*before 3.4.2VulnerableKeycloak
  • cpe:2.3:a:keycloak:keycloak:*:*:*:*:*:*:*:* Versions before 3.4.2 Vulnerable ·Keycloak

Remediation

  • Fix · CNA Keycloak (Red Hat, Inc.) Fixed in 3.4.2.Final
  • Fix · GHSA-959q-32g8-vvp7 org.keycloak:keycloak-core (Maven) Fixed in 3.4.2 Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Mobile Application Platform 4AffectedNo fix planned: Will not fix
Red Hat Single Sign-On 7AffectedNo fix yet

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-12161
  2. 2026-10-03 Alias added: GHSA-959q-32g8-vvp7

References

Patch 1

Advisory 3

  • TI-2019-15875 Protection mechanism failure in Jenkins Pipeline: Groovy Plugin KEVCVSS 3.1CRITICAL 9.9
  • TI-2019-15874 Protection mechanism failure in Jenkins Script Security Plugin KEVCVSS 3.1CRITICAL 9.9
  • TI-2019-08259 Underflow in PHP-FPM can lead to RCE KEVCVSS 3.1CRITICAL 9.8
  • TI-2019-05363 Code injection in Elastic Kibana KEVCVSS 3.1CRITICAL 10.0
  • TI-2019-03949 Out-of-bounds write in ESXi and Horizon DaaS KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-16080 A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153… KEVCVSS 3.1CRITICAL 9.8
See all 7412 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences