{
  "GSD": {
    "alias": "CVE-2021-22573",
    "description": "The vulnerability is that IDToken verifier does not verify if token is properly signed. Signature verification makes sure that the token\u0027s payload comes from valid provider, not from someone else. An attacker can provide a compromised token with custom payload. The token will pass the validation on the client side. We recommend upgrading to version 1.33.3 or above",
    "id": "GSD-2021-22573",
    "references": [
      "https://access.redhat.com/errata/RHSA-2022:4932",
      "https://access.redhat.com/errata/RHSA-2022:5030",
      "https://www.suse.com/security/cve/CVE-2021-22573.html",
      "https://access.redhat.com/errata/RHSA-2022:5532",
      "https://access.redhat.com/errata/RHSA-2022:7177"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "aliases": [
        "CVE-2021-22573"
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      "details": "The vulnerability is that IDToken verifier does not verify if token is properly signed. Signature verification makes sure that the token\u0027s payload comes from valid provider, not from someone else. An attacker can provide a compromised token with custom payload. The token will pass the validation on the client side. We recommend upgrading to version 1.33.3 or above",
      "id": "GSD-2021-22573",
      "modified": "2023-12-13T01:23:24.406040Z",
      "schema_version": "1.4.0"
    }
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        "STATE": "PUBLIC",
        "TITLE": "Incorrect signature verification on Google-oauth-java-client"
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        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
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          "baseScore": 8.7,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
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        "reference_data": [
          {
            "name": "https://github.com/googleapis/google-oauth-java-client/pull/872",
            "refsource": "MISC",
            "url": "https://github.com/googleapis/google-oauth-java-client/pull/872"
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      "source": {
        "discovery": "INTERNAL"
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    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,1.33.3)",
          "affected_versions": "All versions before 1.33.3",
          "cvss_v2": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-347",
            "CWE-937"
          ],
          "date": "2022-05-10",
          "description": "The vulnerability is that IDToken verifier does not verify if token is properly signed. Signature verification makes sure that the token\u0027s payload comes from valid provider, not from someone else. An attacker can provide a compromised token with custom payload. The token will pass the validation on the client side. We recommend upgrading to version 1.33.3 or above",
          "fixed_versions": [
            "1.33.3"
          ],
          "identifier": "CVE-2021-22573",
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          "not_impacted": "All versions starting from 1.33.3",
          "package_slug": "maven/com.google.oauth-client/google-oauth-client",
          "pubdate": "2022-05-03",
          "solution": "Upgrade to version 1.33.3 or above.",
          "title": "Improper Verification of Cryptographic Signature",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-22573",
            "https://github.com/googleapis/google-oauth-java-client/pull/872"
          ],
          "uuid": "09f656c6-808a-4280-8b4f-3c3b2f58356f"
        }
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                "cpe23Uri": "cpe:2.3:a:google:oauth_client_library_for_java:*:*:*:*:*:*:*:*",
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                "versionEndExcluding": "1.33.3",
                "vulnerable": true
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        "references": {
          "reference_data": [
            {
              "name": "https://github.com/googleapis/google-oauth-java-client/pull/872",
              "refsource": "MISC",
              "tags": [
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                "Release Notes",
                "Third Party Advisory"
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              "url": "https://github.com/googleapis/google-oauth-java-client/pull/872"
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 3.5,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
            "version": "2.0"
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          "exploitabilityScore": 6.8,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": true
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        "baseMetricV3": {
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            "attackComplexity": "LOW",
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            "baseScore": 7.3,
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
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          "impactScore": 5.2
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      },
      "lastModifiedDate": "2022-05-10T23:51Z",
      "publishedDate": "2022-05-03T16:15Z"
    }
  }
}