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nvd[email protected]NVD:CVE-2023-6927
HistoryDec 18, 2023 - 11:15 p.m.

CVE-2023-6927

2023-12-1823:15:10
CWE-601
web.nvd.nist.gov
keycloak
authorization codes
tokens
jarm
response mode
form_post.jwt
security patch

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

45.7%

A flaw was found in Keycloak. This issue may allow an attacker to steal authorization codes or tokens from clients using a wildcard in the JARM response mode “form_post.jwt” which could be used to bypass the security patch implemented to address CVE-2023-6134.

Affected configurations

NVD
Node
redhatkeycloakMatch-
Node
redhatsingle_sign-onMatch7.0

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

45.7%