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CVE-2023-6134

Keycloak: reflected xss via wildcard in oidc redirect_uri

Published: Dec 14, 2023Updated: Nov 21, 2024 Sources: CVE List NVD GHSACWE-79
NVD MITRE
4.6CVSSMEDIUM
EPSS Score
0.9%
Top 44.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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 Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

Red Hat build of Keycloak 22Red Hat
On-premWeb App
Security Products / identity-access-mgmt
Red Hat build of Keycloak 22.0.7Red Hat
On-prem
Operating Systems / linux-distro
Red Hat Single Sign-On 7Red Hat
On-premSecurity Product
Security Products / identity-access-mgmt
Red Hat Single Sign-On 7.6 for RHEL 7Red Hat
On-premSecurity Product
Security Products / identity-access-mgmt
Red Hat Single Sign-On 7.6 for RHEL 8Red Hat
On-premSecurity Product
Security Products / identity-access-mgmt
red hatcommercialUSOperating Systemsaka red hat
and 9 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://access.redhat.com/errata/RHSA-2023:7854
access.redhat.com
https://access.redhat.com/errata/RHSA-2023:7855
access.redhat.com
https://access.redhat.com/errata/RHSA-2023:7856
access.redhat.com
and 15 more references View all →

Timeline

Published
Dec 14, 2023
Last Updated
Nov 21, 2024

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