HTTP Request Smuggling Affecting rh-sso7-keycloak-server package, versions <0:2.5.14-1.Final_redhat_1.1.jbcs.el7


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.18% (56th percentile)

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  • Snyk IDSNYK-RHEL7-RHSSO7KEYCLOAKSERVER-4457074
  • published26 Mar 2023
  • disclosed17 Oct 2017

Introduced: 17 Oct 2017

CVE-2017-12158  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade RHEL:7 rh-sso7-keycloak-server to version 0:2.5.14-1.Final_redhat_1.1.jbcs.el7 or higher.
This issue was patched in RHSA-2017:2905.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rh-sso7-keycloak-server package and not the rh-sso7-keycloak-server package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations. An attacker could use this flaw against an authenticated user to attain reflected XSS via a malicious server.