{
  "GSD": {
    "alias": "CVE-2021-43980",
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      "https://www.debian.org/security/2022/dsa-5265",
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      "https://access.redhat.com/errata/RHSA-2022:7273",
      "https://www.suse.com/security/cve/CVE-2021-43980.html"
    ]
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      "exploitCode": "unknown",
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      "id": "GSD-2021-43980",
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          "ID": "CVE-2021-43980"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "en",
              "value": "The simplified implementation of blocking reads and writes introduced in Tomcat 10 and back-ported to Tomcat 9.0.47 onwards exposed a long standing (but extremely hard to trigger) concurrency bug in Apache Tomcat 10.1.0 to 10.1.0-M12, 10.0.0-M1 to 10.0.18, 9.0.0-M1 to 9.0.60 and 8.5.0 to 8.5.77 that could cause client connections to share an Http11Processor instance resulting in responses, or part responses, to be received by the wrong client."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
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                  "lang": "en",
                  "value": "CWE-362"
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        "references": {
          "reference_data": [
            {
              "name": "https://lists.apache.org/thread/3jjqbsp6j88b198x5rmg99b1qr8ht3g3",
              "refsource": "MISC",
              "tags": [
                "Mailing List",
                "Vendor Advisory"
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              "url": "https://lists.apache.org/thread/3jjqbsp6j88b198x5rmg99b1qr8ht3g3"
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              "name": "[oss-security] 20220928 CVE-2021-43980: Apache Tomcat: Information disclosure",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
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              "url": "http://www.openwall.com/lists/oss-security/2022/09/28/1"
            },
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              "name": "[debian-lts-announce] 20221026 [SECURITY] [DLA 3160-1] tomcat9 security update",
              "refsource": "MLIST",
              "tags": [
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                "Third Party Advisory"
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              "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00029.html"
            },
            {
              "name": "DSA-5265",
              "refsource": "DEBIAN",
              "tags": [
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              "url": "https://www.debian.org/security/2022/dsa-5265"
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      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.7,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
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          "impactScore": 1.4
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      },
      "lastModifiedDate": "2022-11-10T04:00Z",
      "publishedDate": "2022-09-28T14:15Z"
    }
  }
}