GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2021-36308 (GCVE-0-2021-36308)

Vulnerability from cvelistv5 – Published: 2021-11-20 01:40 – Updated: 2024-09-16 18:55
VLAI
Summary
Networking OS10, versions prior to October 2021 with Smart Fabric Services enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system.
CWE
  • CWE-288 - Authentication Bypass Using an Alternate Path or Channel
References
Impacted products
Vendor Product Version CPE status
Dell Networking OS Affected: unspecified , < OS10 10.4.3.8,OS10 10.5.0.6C3,OS10 10.5.0.10,OS10 10.5.1.10,OS10 10.5.2.8,OS10 10.5.3.0P1,OS10 10.5.2.3kcc (custom)
guessed Create a notification for this product.
Date Public
2021-11-01 00:00
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:54:51.392Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.dell.com/support/kbdoc/en-us/000193076"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Networking OS",
          "vendor": "Dell",
          "versions": [
            {
              "lessThan": "OS10 10.4.3.8,OS10 10.5.0.6C3,OS10 10.5.0.10,OS10 10.5.1.10,OS10 10.5.2.8,OS10 10.5.3.0P1,OS10 10.5.2.3kcc",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-11-01T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Networking OS10, versions prior to October 2021 with Smart Fabric Services enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-288",
              "description": "CWE-288: Authentication Bypass Using an Alternate Path or Channel",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-11-20T01:40:20.000Z",
        "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
        "shortName": "dell"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.dell.com/support/kbdoc/en-us/000193076"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secure@dell.com",
          "DATE_PUBLIC": "2021-11-01",
          "ID": "CVE-2021-36308",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Networking OS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "OS10 10.4.3.8,OS10 10.5.0.6C3,OS10 10.5.0.10,OS10 10.5.1.10,OS10 10.5.2.8,OS10 10.5.3.0P1,OS10 10.5.2.3kcc"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Dell"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Networking OS10, versions prior to October 2021 with Smart Fabric Services enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": 5.9,
            "baseSeverity": "Medium",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-288: Authentication Bypass Using an Alternate Path or Channel"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.dell.com/support/kbdoc/en-us/000193076",
              "refsource": "MISC",
              "url": "https://www.dell.com/support/kbdoc/en-us/000193076"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
    "assignerShortName": "dell",
    "cveId": "CVE-2021-36308",
    "datePublished": "2021-11-20T01:40:20.366Z",
    "dateReserved": "2021-07-08T00:00:00.000Z",
    "dateUpdated": "2024-09-16T18:55:12.374Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-36308",
      "date": "2026-09-16",
      "epss": "0.03309",
      "percentile": "0.87925"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"10.4.3.8\", \"matchCriteriaId\": \"609D66D7-E699-4C3F-8970-F5AF1BCDD32F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"10.5.0.0\", \"versionEndExcluding\": \"10.5.0.10\", \"matchCriteriaId\": \"B651D680-C00D-4974-AB90-3036A4F50826\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"10.5.1.0\", \"versionEndExcluding\": \"10.5.1.10\", \"matchCriteriaId\": \"4A8D3E1F-3ECC-4523-862D-497A94DA030C\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"10.5.2.0\", \"versionEndExcluding\": \"10.5.2.8\", \"matchCriteriaId\": \"3825E399-818C-4EED-BE47-11A50D402A00\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Networking OS10, versions prior to October 2021 with Smart Fabric Services enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system.\"}, {\"lang\": \"es\", \"value\": \"Networking OS10, versiones anteriores a octubre de 2021 con Smart Fabric Services habilitado, contiene una vulnerabilidad de omisi\\u00f3n de autenticaci\\u00f3n. Un atacante remoto no autenticado podr\\u00eda aprovechar esta vulnerabilidad para conseguir acceso y llevar a cabo acciones en el sistema afectado\"}]",
      "id": "CVE-2021-36308",
      "lastModified": "2024-11-21T06:13:28.053",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"security_alert@emc.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 5.9, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 2.2, \"impactScore\": 3.6}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 9.8, \"baseSeverity\": \"CRITICAL\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:C/I:C/A:C\", \"baseScore\": 9.3, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"COMPLETE\", \"integrityImpact\": \"COMPLETE\", \"availabilityImpact\": \"COMPLETE\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 8.6, \"impactScore\": 10.0, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2021-11-20T02:15:07.203",
      "references": "[{\"url\": \"https://www.dell.com/support/kbdoc/en-us/000193076\", \"source\": \"security_alert@emc.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://www.dell.com/support/kbdoc/en-us/000193076\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
      "sourceIdentifier": "security_alert@emc.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"security_alert@emc.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-288\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-287\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-36308\",\"sourceIdentifier\":\"security_alert@emc.com\",\"published\":\"2021-11-20T02:15:07.203\",\"lastModified\":\"2024-11-21T06:13:28.053\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Networking OS10, versions prior to October 2021 with Smart Fabric Services enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system.\"},{\"lang\":\"es\",\"value\":\"Networking OS10, versiones anteriores a octubre de 2021 con Smart Fabric Services habilitado, contiene una vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n. Un atacante remoto no autenticado podr\u00eda aprovechar esta vulnerabilidad para conseguir acceso y llevar a cabo acciones en el sistema afectado\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security_alert@emc.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:C/I:C/A:C\",\"baseScore\":9.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.6,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"security_alert@emc.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-288\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"10.4.3.8\",\"matchCriteriaId\":\"609D66D7-E699-4C3F-8970-F5AF1BCDD32F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.5.0.0\",\"versionEndExcluding\":\"10.5.0.10\",\"matchCriteriaId\":\"B651D680-C00D-4974-AB90-3036A4F50826\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.5.1.0\",\"versionEndExcluding\":\"10.5.1.10\",\"matchCriteriaId\":\"4A8D3E1F-3ECC-4523-862D-497A94DA030C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.5.2.0\",\"versionEndExcluding\":\"10.5.2.8\",\"matchCriteriaId\":\"3825E399-818C-4EED-BE47-11A50D402A00\"}]}]}],\"references\":[{\"url\":\"https://www.dell.com/support/kbdoc/en-us/000193076\",\"source\":\"security_alert@emc.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://www.dell.com/support/kbdoc/en-us/000193076\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:49:20+00:00",
      "cve": "CVE-2021-36308",
      "id": "CVE-2021-36308",
      "initial_release_date": "2021-11-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2021-36308",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-36308.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…