Lucene search

K
githubGitHub Advisory DatabaseGHSA-C7XW-P58W-H6FJ
HistoryJul 18, 2023 - 7:12 p.m.

Keycloak: Impersonation and lockout possible through incorrect handling of email trust

2023-07-1819:12:28
CWE-287
CWE-841
GitHub Advisory Database
github.com
14
keycloak
impersonation
lockout
email trust

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

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

0.001 Low

EPSS

Percentile

33.2%

Impersonation and lockout are possible due to email trust not being handled correctly in Keycloak. Since the verified state is not reset when the email changes, it is possible for users to shadow others with the same email and lock out or impersonate them.

Affected configurations

Vulners
Node
org.keycloak\keycloakMatchcore
CPENameOperatorVersion
org.keycloak:keycloak-corelt22.0.1

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

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

0.001 Low

EPSS

Percentile

33.2%