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redhatcveRedhat.comRH:CVE-2023-0091
HistoryJan 05, 2023 - 8:36 p.m.

CVE-2023-0091

2023-01-0520:36:06
redhat.com
access.redhat.com
14
keycloak
client credential flow
revocation
sensitive information
security vulnerability

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

EPSS

0.001

Percentile

22.6%

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.

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

EPSS

0.001

Percentile

22.6%