CVE-2018-14655

2018-11-1319:00:00

CWE-79

redhat

www.cve.org

4.6 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

6.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

40.1%

JSON

A flaw was found in Keycloak 3.4.3.Final, 4.0.0.Beta2, 4.3.0.Final. When using ‘response_mode=form_post’ it is possible to inject arbitrary Javascript-Code via the ‘state’-parameter in the authentication URL. This allows an XSS-Attack upon succesfully login.

CNA Affected

[
  {
    "product": "keycloak",
    "vendor": "Red Hat",
    "versions": [
      {
        "status": "affected",
        "version": "3.4.3.Final, 4.0.0.Beta2, 4.3.0.Final"
      }
    ]
  }
]