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RedhatCVE-2021-4133

HistoryJan 25, 2022 - 8:15 p.m.

CVE-2021-4133

2022-01-2520:15:08

CWE-863

redhat

web.nvd.nist.gov

129

cve-2021-4133

keycloak

security flaw

user account creation

administrative api

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.3

Confidence

High

EPSS

0.005

Percentile

76.0%

JSON

A flaw was found in Keycloak in versions from 12.0.0 and before 15.1.1 which allows an attacker with any existing user account to create new default user accounts via the administrative REST API even when new user registration is disabled.

Affected configurations

Nvd

Vulners

Node

redhatkeycloakRange12.0.0–15.1.1

VendorProductVersionCPE
redhatkeycloak*cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
redhat	keycloak	*	cpe:2.3:a:redhat:keycloak::::::::

CNA Affected

[
  {
    "product": "Keycloak",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "keycloak 15.1.1"
      }
    ]
  }
]