gsd-2020-14302
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A flaw was found in Keycloak before 13.0.0 where an external identity provider, after successful authentication, redirects to a Keycloak endpoint that accepts multiple invocations with the use of the same "state" parameter. This flaw allows a malicious user to perform replay attacks.
Aliases
Aliases
CVE-2020-14302


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-14302",
    "description": "A flaw was found in Keycloak before 13.0.0 where an external identity provider, after successful authentication, redirects to a Keycloak endpoint that accepts multiple invocations with the use of the same \"state\" parameter. This flaw allows a malicious user to perform replay attacks.",
    "id": "GSD-2020-14302",
    "references": [
      "https://access.redhat.com/errata/RHSA-2021:0974",
      "https://access.redhat.com/errata/RHSA-2021:0969",
      "https://access.redhat.com/errata/RHSA-2021:0968",
      "https://access.redhat.com/errata/RHSA-2021:0967",
      "https://security.archlinux.org/CVE-2020-14302"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-14302"
      ],
      "details": "A flaw was found in Keycloak before 13.0.0 where an external identity provider, after successful authentication, redirects to a Keycloak endpoint that accepts multiple invocations with the use of the same \"state\" parameter. This flaw allows a malicious user to perform replay attacks.",
      "id": "GSD-2020-14302",
      "modified": "2023-12-13T01:22:00.410008Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2020-14302",
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      },
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          "vendor_data": [
            {
              "product": {
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                  {
                    "product_name": "keycloak",
                    "version": {
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                          "version_value": "keycloak 13.0.0"
                        }
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          "fixed_versions": [
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          ],
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          "package_slug": "maven/org.keycloak/keycloak-core",
          "pubdate": "2020-12-15",
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          "title": "Authentication Bypass by Capture-replay",
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          "title": "Authentication Bypass by Capture-replay",
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          "package_slug": "maven/org.keycloak/keycloak-server-spi-private",
          "pubdate": "2020-12-15",
          "solution": "Upgrade to version 13.0.0 or above.",
          "title": "Authentication Bypass by Capture-replay",
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          "package_slug": "maven/org.keycloak/keycloak-services",
          "pubdate": "2020-12-15",
          "solution": "Upgrade to version 13.0.0 or above.",
          "title": "Authentication Bypass by Capture-replay",
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      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
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          "obtainAllPrivilege": false,
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            "privilegesRequired": "HIGH",
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      },
      "lastModifiedDate": "2020-12-18T16:19Z",
      "publishedDate": "2020-12-15T20:15Z"
    }
  }
}


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