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CVE-2022-4137 (GCVE-0-2022-4137)

Vulnerability from cvelistv5 – Published: 2023-09-25 19:17 – Updated: 2024-08-03 01:27
VLAI
Title
Keycloak: reflected xss attack
Summary
A reflected cross-site scripting (XSS) vulnerability was found in the 'oob' OAuth endpoint due to incorrect null-byte handling. This issue allows a malicious link to insert an arbitrary URI into a Keycloak error page. This flaw requires a user or administrator to interact with a link in order to be vulnerable. This may compromise user details, allowing it to be changed or collected by an attacker.
Severity
8.1 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CWE
  • CWE-81 - Improper Neutralization of Script in an Error Message Web Page
Assigner
References
URL Tags
https://access.redhat.com/errata/RHSA-2023:1043 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:1044 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:1045 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2023:1049 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2022-4137 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2148496 issue-trackingx_refsource_REDHAT
Impacted products
Vendor Product Version CPE status
Red Hat Red Hat Single Sign-On 7     cpe:/a:redhat:red_hat_single_sign_on:7.6
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Red Hat Red Hat Single Sign-On 7.6 for RHEL 7 Unaffected: 0:18.0.6-1.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: 0:18.0.6-1.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: 0:18.0.6-1.redhat_00001.1.el9sso , < * (rpm)
    cpe:/a:redhat:red_hat_single_sign_on:7.6::el9
Create a notification for this product.
Date Public
2023-03-01 13:56
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-04-23T02:44:23+00:00",
      "cve": "CVE-2022-4137",
      "id": "CVE-2022-4137",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:fixed": "10",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "keycloak: reflected XSS attack",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-4137.json",
      "version": "3"
    }
  }
}



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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.