CVE-2023-6134

A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token. This issue could allow an attacker to submit a specially crafted request leading to cross-site scripting (XSS) or further attacks. This flaw is the result of an incomplete fix for CVE-2020-10748.

CVSS v3.0 5.4 MEDIUM

5.4^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2023:7854	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7855	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7856	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7857	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7858	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7860	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:7861	Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-6134	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2249673	Issue Tracking

Configurations

Configuration 1 (hide)

cpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*

Information

Published : 2023-12-14 22:15

Updated : 2023-12-29 05:15

NVD link : CVE-2023-6134

Mitre link : CVE-2023-6134

JSON object : View

Products Affected

redhat

single_sign-on
keycloak

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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