CVE-2023-0091

2023-01-1306:15:11

CWE-863

redhat

web.nvd.nist.gov

cve-2023-0091

keycloak

client token

revocation

attacker

sensitive information

nvd

CVSS3

3.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

3.7

Confidence

High

EPSS

0.001

Percentile

22.6%

JSON

A flaw was found in Keycloak, where it did not properly check client tokens for possible revocation in its client credential flow. This flaw allows an attacker to access or modify potentially sensitive information.

Affected configurations

Nvd

Node

redhatsingle_sign-onMatch7.0

AND

redhatkeycloakMatch-

VendorProductVersionCPE
redhatsingle_sign-on7.0cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*
redhatkeycloak-cpe:2.3:a:redhat:keycloak:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
redhat	single_sign-on	7.0	cpe:2.3:a:redhat:single_sign-on:7.0:::::::*
redhat	keycloak	-	cpe:2.3:a:redhat:keycloak:-:::::::*

CNA Affected

[
  {
    "vendor": "redhat.com",
    "product": "Keycloak",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "n/a",
        "status": "unknown"
      }
    ]
  }
]