GSD-2021-43045

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue.
Aliases
Aliases
CVE-2021-43045
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{
  "GSD": {
    "alias": "CVE-2021-43045",
    "description": "A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue.",
    "id": "GSD-2021-43045"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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        "CVE-2021-43045"
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      "details": "A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro version 1.10.2 and prior versions. Users should update to version 1.11.0 which addresses this issue.",
      "id": "GSD-2021-43045",
      "modified": "2023-12-13T01:23:26.481024Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2021-43045",
        "STATE": "PUBLIC",
        "TITLE": "Possible DOS vulnerabilities in C# Avro SDK"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Apache Avro",
                    "version": {
                      "version_data": [
                        {
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                          "version_affected": "\u003c=",
                          "version_name": "Apache Avro",
                          "version_value": "1.10.2"
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              },
              "vendor_name": "Apache Software Foundation"
            }
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      },
      "credit": [
        {
          "lang": "eng",
          "value": "Apache Avro would like to thank Philip Sanetra for reporting this issue."
        }
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          }
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      },
      "source": {
        "defect": [
          "AVRO-3225",
          "AVRO-3226"
        ],
        "discovery": "UNKNOWN"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,1.11.0)",
          "affected_versions": "All versions before 1.11.0",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
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            "CWE-770",
            "CWE-937"
          ],
          "date": "2022-01-14",
          "description": "A vulnerability in the .NET SDK of Apache Avro allows an attacker to allocate excessive resources, potentially causing a denial-of-service attack. This issue affects .NET applications using Apache Avro and prior versions. Users should update to which addresses this issue.",
          "fixed_versions": [
            "1.11.0"
          ],
          "identifier": "CVE-2021-43045",
          "identifiers": [
            "CVE-2021-43045",
            "GHSA-868x-rg4c-cjqg"
          ],
          "not_impacted": "All versions starting from 1.11.0",
          "package_slug": "nuget/Apache.Avro",
          "pubdate": "2022-01-08",
          "solution": "Upgrade to version 1.11.0 or above.",
          "title": "Allocation of Resources Without Limits or Throttling in Apache Avro",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-43045",
            "https://github.com/advisories/GHSA-868x-rg4c-cjqg"
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          "uuid": "e9601be5-733a-4ed5-8d3c-ecb3d2cb3c11"
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      "impact": {
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            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
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          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
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          "userInteractionRequired": false
        },
        "baseMetricV3": {
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
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            "privilegesRequired": "NONE",
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        }
      },
      "lastModifiedDate": "2023-09-26T12:54Z",
      "publishedDate": "2022-01-06T18:15Z"
    }
  }
}


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  • 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.
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  • 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.



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