CVE-2021-34383 (GCVE-0-2021-34383)

Vulnerability from cvelistv5 – Published: 2021-06-30 10:24 – Updated: 2024-08-04 00:12
VLAI
Summary
Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.
Severity
6.4 (Medium)
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE
  • information disclosure, escalation of privileges, denial of service
Assigner
References
Impacted products
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:12:49.628Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "NVIDIA Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX2 NX",
          "vendor": "NVIDIA",
          "versions": [
            {
              "status": "affected",
              "version": "All Jetson Linux versions prior to r32.5.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "information disclosure, escalation of privileges, denial of service",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-30T10:24:36.000Z",
        "orgId": "9576f279-3576-44b5-a4af-b9a8644b2de6",
        "shortName": "nvidia"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@nvidia.com",
          "ID": "CVE-2021-34383",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "NVIDIA Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX2 NX",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All Jetson Linux versions prior to r32.5.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "NVIDIA"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "information disclosure, escalation of privileges, denial of service"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205",
              "refsource": "CONFIRM",
              "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5205"
            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9576f279-3576-44b5-a4af-b9a8644b2de6",
    "assignerShortName": "nvidia",
    "cveId": "CVE-2021-34383",
    "datePublished": "2021-06-30T10:24:36.000Z",
    "dateReserved": "2021-06-09T00:00:00.000Z",
    "dateUpdated": "2024-08-04T00:12:49.628Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-34383",
      "date": "2026-07-12",
      "epss": "0.00212",
      "percentile": "0.11518"
    },
    "fkie_nvd": {
      "configurations": "[{\"operator\": \"AND\", \"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:nvidia:jetson_linux:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"32.5.1\", \"matchCriteriaId\": \"E8941F71-0292-414E-AEA5-DD55EA3C2009\"}]}, {\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_agx_xavier_16gb:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E0E081CB-B6EC-42DC-BA04-BCA13C17D190\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_agx_xavier_32gb:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"4F92D471-8E65-41FC-A5DE-255136F6F989\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_agx_xavier_8gb:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E29459F7-997A-4B87-9164-6E3B5158ADC3\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_tx2:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DE9D4A55-A232-4AF2-B7E9-CD58D7D17479\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_tx2_4gb:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"71994F94-5279-4107-99F5-48990AE0C686\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_tx2_nx:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"64C3FB58-08AA-4FE4-97BE-21B254BA229F\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_tx2i:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5DF55ABB-1B4F-452E-9D84-C01A638F88A0\"}, {\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:nvidia:jetson_xavier_nx:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B0AA5976-FD71-4A53-BD4F-D342E871FEB0\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.\"}, {\"lang\": \"es\", \"value\": \"El cargador de arranque contiene una vulnerabilidad en NVIDIA MB2 donde un potencial desbordamiento de pila podr\\u00eda conllevar a  una denegaci\\u00f3n de servicio o una escalada de privilegios\"}]",
      "id": "CVE-2021-34383",
      "lastModified": "2024-11-21T06:10:16.950",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"psirt@nvidia.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 6.4, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"HIGH\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 0.5, \"impactScore\": 5.9}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 6.7, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"HIGH\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 0.8, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 4.6, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 3.9, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2021-06-30T11:15:08.800",
      "references": "[{\"url\": \"https://nvidia.custhelp.com/app/answers/detail/a_id/5205\", \"source\": \"psirt@nvidia.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://nvidia.custhelp.com/app/answers/detail/a_id/5205\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "psirt@nvidia.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-34383\",\"sourceIdentifier\":\"psirt@nvidia.com\",\"published\":\"2021-06-30T11:15:08.800\",\"lastModified\":\"2024-11-21T06:10:16.950\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.\"},{\"lang\":\"es\",\"value\":\"El cargador de arranque contiene una vulnerabilidad en NVIDIA MB2 donde un potencial desbordamiento de pila podr\u00eda conllevar a  una denegaci\u00f3n de servicio o una escalada de privilegios\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@nvidia.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":6.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.5,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":6.7,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:nvidia:jetson_linux:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"32.5.1\",\"matchCriteriaId\":\"E8941F71-0292-414E-AEA5-DD55EA3C2009\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_agx_xavier_16gb:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E0E081CB-B6EC-42DC-BA04-BCA13C17D190\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_agx_xavier_32gb:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4F92D471-8E65-41FC-A5DE-255136F6F989\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_agx_xavier_8gb:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E29459F7-997A-4B87-9164-6E3B5158ADC3\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_tx2:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DE9D4A55-A232-4AF2-B7E9-CD58D7D17479\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_tx2_4gb:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"71994F94-5279-4107-99F5-48990AE0C686\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_tx2_nx:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"64C3FB58-08AA-4FE4-97BE-21B254BA229F\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_tx2i:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5DF55ABB-1B4F-452E-9D84-C01A638F88A0\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:nvidia:jetson_xavier_nx:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B0AA5976-FD71-4A53-BD4F-D342E871FEB0\"}]}]}],\"references\":[{\"url\":\"https://nvidia.custhelp.com/app/answers/detail/a_id/5205\",\"source\":\"psirt@nvidia.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://nvidia.custhelp.com/app/answers/detail/a_id/5205\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:56:30+00:00",
      "cve": "CVE-2021-34383",
      "id": "CVE-2021-34383",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2021-34383",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-34383.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.