cve-2021-26253
Vulnerability from cvelistv5
Published
2022-05-06 16:34
Modified
2024-08-03 20:19
Severity ?
8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Bypass of Splunk Enterprise's implementation of DUO MFA
References
prodsec@splunk.comhttps://www.splunk.com/en_us/product-security/announcements/svd-2022-0504.htmlVendor Advisory
Impacted products
SplunkSplunk Enterprise
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:19:20.123Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-0504.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Splunk Enterprise",
          "vendor": "Splunk",
          "versions": [
            {
              "status": "affected",
              "version": "Version(s) before 8.1.6"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Sanket Bhimani"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A potential vulnerability in Splunk Enterprise\u0027s implementation of DUO MFA allows for bypassing the MFA verification in Splunk Enterprise versions before 8.1.6. The potential vulnerability impacts Splunk Enterprise instances configured to use DUO MFA and does not impact or affect a DUO product or service."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-06T16:34:33",
        "orgId": "42b59230-ec95-491e-8425-5a5befa1a469",
        "shortName": "Splunk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-0504.html"
        }
      ],
      "source": {
        "advisory": "SVD-2022-0504",
        "discovery": "EXTERNAL"
      },
      "title": "Bypass of Splunk Enterprise\u0027s implementation of DUO MFA",
      "x_generator": {
        "engine": "advisoriator"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "prodsec@splunk.com",
          "ID": "CVE-2021-26253",
          "STATE": "PUBLIC",
          "TITLE": "Bypass of Splunk Enterprise\u0027s implementation of DUO MFA"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Splunk Enterprise",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Version(s) before 8.1.6"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Splunk"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Sanket Bhimani"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A potential vulnerability in Splunk Enterprise\u0027s implementation of DUO MFA allows for bypassing the MFA verification in Splunk Enterprise versions before 8.1.6. The potential vulnerability impacts Splunk Enterprise instances configured to use DUO MFA and does not impact or affect a DUO product or service."
            }
          ]
        },
        "generator": {
          "engine": "advisoriator"
        },
        "impact": {
          "cvss": {
            "baseScore": "8.1",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-287"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-0504.html",
              "refsource": "MISC",
              "url": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-0504.html"
            }
          ]
        },
        "source": {
          "advisory": "SVD-2022-0504",
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "42b59230-ec95-491e-8425-5a5befa1a469",
    "assignerShortName": "Splunk",
    "cveId": "CVE-2021-26253",
    "datePublished": "2022-05-06T16:34:33",
    "dateReserved": "2021-11-03T00:00:00",
    "dateUpdated": "2024-08-03T20:19:20.123Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-26253\",\"sourceIdentifier\":\"prodsec@splunk.com\",\"published\":\"2022-05-06T17:15:08.443\",\"lastModified\":\"2022-08-01T12:13:10.713\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A potential vulnerability in Splunk Enterprise\u0027s implementation of DUO MFA allows for bypassing the MFA verification in Splunk Enterprise versions before 8.1.6. The potential vulnerability impacts Splunk Enterprise instances configured to use DUO MFA and does not impact or affect a DUO product or service.\"},{\"lang\":\"es\",\"value\":\"Una posible vulnerabilidad en la implementaci\u00f3n de DUO MFA de Splunk Enterprise permite omitir la verificaci\u00f3n MFA en las versiones de Splunk Enterprise anteriores a 8.1.6. La vulnerabilidad potencial afecta a las instancias de Splunk Enterprise configuradas para usar DUO MFA y no impacta ni afecta a un producto o servicio de DUO\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.9},{\"source\":\"prodsec@splunk.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":6.8},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]},{\"source\":\"prodsec@splunk.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"8.1.0\",\"versionEndExcluding\":\"8.1.6\",\"matchCriteriaId\":\"90B00E60-5958-45A9-9B2A-288EE56B0C1C\"}]}]}],\"references\":[{\"url\":\"https://www.splunk.com/en_us/product-security/announcements/svd-2022-0504.html\",\"source\":\"prodsec@splunk.com\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.