CVEvulnerability

CVE-2017-12158

5.4 MEDIUM Published 2017-10-26 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-10-26
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
5.4 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0 ([email protected])
3.5 LOW — AV:N/AC:M/Au:S/C:N/I:P/A:N
Weaknesses
CWE-444, CWE-79

Description

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.

Affected configurations

• redhat single sign on 7.0 • redhat single sign on 7.1 • keycloak keycloak

Related

Weakness · CWE (2)

  • CWE-444 Inconsistent Interpretation of HTTP Requests weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References