CVE-2023-0657
LOWKeycloak < 22.0.10 - Authenticated Token Type Confusion via Improper Signature Validation
Title source: llmDescription
A flaw was found in Keycloak. This issue occurs due to improperly enforcing token types when validating signatures locally. This could allow an authenticated attacker to exchange a logout token for an access token and possibly gain access to data outside of enforced permissions.
References (4)
Core 4
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:1867
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:1868
Vendor Advisory vdb-entry
x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-0657
Issue Tracking issue-tracking
x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2166728
Scores
CVSS v3
3.4
EPSS
0.0005
EPSS Percentile
16.9%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-273
Status
published
Products (6)
org.keycloak/keycloak-services
0 - 22.0.10Maven
Red Hat/Red Hat build of Keycloak 22
22-13
Red Hat/Red Hat build of Keycloak 22
22-16
Red Hat/Red Hat build of Keycloak 22
22.0.10-1
Red Hat/Red Hat build of Keycloak 22.0.10
Red Hat/Red Hat Single Sign-On 7
Published
Nov 17, 2024
Tracked Since
Feb 18, 2026