CVE-2023-6134 (GCVE-0-2023-6134)

Vulnerability from cvelistv5 – Published: 2023-12-14 21:42 – Updated: 2026-02-25 18:19
VLAI
Title
Keycloak: reflected xss via wildcard in oidc redirect_uri
Summary
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.
Severity
4.6 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
URL Tags
https://access.redhat.com/errata/RHSA-2023:7854 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7855 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7856 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7857 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7858 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7860 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:7861 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0798 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0799 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0800 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0801 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0804 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2023-6134 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2249673 issue-trackingx_refsource_REDHAT
Impacted products
Vendor Product Version
Red Hat Red Hat build of Keycloak 22 Unaffected: 22.0.7-1 , < * (rpm)
    cpe:/a:redhat:build_keycloak:22::el9
 Create a notification for this product.
Red Hat Red Hat build of Keycloak 22 Unaffected: 22-6 , < * (rpm)
    cpe:/a:redhat:build_keycloak:22::el9
 Create a notification for this product.
Red Hat Red Hat build of Keycloak 22 Unaffected: 22-9 , < * (rpm)
    cpe:/a:redhat:build_keycloak:22::el9
 Create a notification for this product.
Red Hat Red Hat build of Keycloak 22.0.7     cpe:/a:redhat:build_keycloak:22
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7     cpe:/a:redhat:red_hat_single_sign_on:7.6
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7.6 for RHEL 7 Unaffected: 0:18.0.11-2.redhat_00003.1.el7sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el7
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7.6 for RHEL 7 Unaffected: 0:18.0.12-1.redhat_00001.1.el7sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el7
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7.6 for RHEL 8 Unaffected: 0:18.0.11-2.redhat_00003.1.el8sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el8
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7.6 for RHEL 8 Unaffected: 0:18.0.12-1.redhat_00001.1.el8sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el8
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7.6 for RHEL 9 Unaffected: 0:18.0.11-2.redhat_00003.1.el9sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el9
 Create a notification for this product.
Red Hat Red Hat Single Sign-On 7.6 for RHEL 9 Unaffected: 0:18.0.12-1.redhat_00001.1.el9sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el9
 Create a notification for this product.
Red Hat RHEL-8 based Middleware Containers Unaffected: 7.6-38 , < * (rpm)
    cpe:/a:redhat:rhosemc:1.0::el8
 Create a notification for this product.
Red Hat RHEL-8 based Middleware Containers Unaffected: 7.6.6-2 , < * (rpm)
    cpe:/a:redhat:rhosemc:1.0::el8
 Create a notification for this product.
Red Hat RHEL-8 based Middleware Containers Unaffected: 7.6-41 , < * (rpm)
    cpe:/a:redhat:rhosemc:1.0::el8
 Create a notification for this product.
Red Hat Single Sign-On 7.6.6     cpe:/a:redhat:red_hat_single_sign_on:7.6.6
 Create a notification for this product.
Date Public
2023-11-14 00:00
Credits
Red Hat would like to thank Lauritz Holtmann (https://security.lauritz-holtmann.de/) for reporting this issue.
Show details on NVD website
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  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.