csaf_certbund - wid-sec-w-2023-2084

wid-sec-w-2023-2084

Vulnerability from csaf_certbund

Published

2023-08-16 22:00

Modified

2024-06-13 22:00

Summary

Dell BIOS: Mehrere Schwachstellen

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung

Das BIOS ist die Firmware bei IBM PC kompatiblen Computern.

Angriff

Ein lokaler Angreifer kann mehrere Schwachstellen im Dell BIOS ausnutzen, um beliebigen Programmcode auszuführen und um administrative Rechte zu erlangen.

Betroffene Betriebssysteme

- BIOS/Firmware

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Das BIOS ist die Firmware bei IBM PC kompatiblen Computern.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann mehrere Schwachstellen im Dell BIOS ausnutzen, um beliebigen Programmcode auszuf\u00fchren und um administrative Rechte zu erlangen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- BIOS/Firmware",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2023-2084 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2084.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2084 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2084"
      },
      {
        "category": "external",
        "summary": "Dell Security Notification vom 2023-08-16",
        "url": "https://www.dell.com/support/kbdoc/en-us/000212817/dsa-2023-152-security-update-for-a-dell-client-bios-vulnerability"
      },
      {
        "category": "external",
        "summary": "Dell Security Notification vom 2023-08-16",
        "url": "https://www.dell.com/support/kbdoc/hu-hu/000215217/dsa-2023-190-security-update-for-a-dell-client-bios-vulnerability"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2023-350 vom 2024-06-13",
        "url": "https://www.dell.com/support/kbdoc/de-de/000218043/dsa-2023-350-security-update-for-dell-poweredge-t30-mini-tower-server-for-time-of-check-time-of-use-toctou-vulnerability"
      }
    ],
    "source_lang": "en-US",
    "title": "Dell BIOS: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2024-06-13T22:00:00.000+00:00",
      "generator": {
        "date": "2024-06-14T08:08:58.810+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-2084",
      "initial_release_date": "2023-08-16T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-08-16T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2024-06-13T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Dell BIOS",
            "product": {
              "name": "Dell BIOS",
              "product_id": "T029364",
              "product_identification_helper": {
                "cpe": "cpe:/h:dell:bios:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Dell PowerEdge",
            "product": {
              "name": "Dell PowerEdge",
              "product_id": "T029908",
              "product_identification_helper": {
                "cpe": "cpe:/h:dell:poweredge:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Dell"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-28075",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im Dell BIOS. Diese besteht aufgrund eines Time-of-check Time-of-use Problems. Durch die Verwendung einer speziell getakteten DMA-Transaktion w\u00e4hrend eines SMI kann ein lokaler Angreifer mit physischem Zugriff diese Schwachstelle ausnutzen, um beliebigen Code auszuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "T029364",
          "T029908"
        ]
      },
      "release_date": "2023-08-16T22:00:00Z",
      "title": "CVE-2023-28075"
    },
    {
      "cve": "CVE-2023-32453",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im Dell BIOS. Diese ist auf eine unsachgem\u00e4\u00dfe Authentifizierung zur\u00fcckzuf\u00fchren. Durch \u00c4nderung einer sicherheitskritischen UEFI-Variable kann ein lokaler Angreifer mit physischem Zugriff diese Schwachstelle ausnutzen, um administrative Rechte zu erhalten."
        }
      ],
      "product_status": {
        "known_affected": [
          "T029364",
          "T029908"
        ]
      },
      "release_date": "2023-08-16T22:00:00Z",
      "title": "CVE-2023-32453"
    }
  ]
}

cve-2023-32453

Vulnerability from cvelistv5

Published

2023-08-16 19:22

Modified

2024-10-02 16:01

Severity ?

4.6 (Medium) - CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L

Summary

Dell BIOS contains an improper authentication vulnerability. A malicious user with physical access to the system may potentially exploit this vulnerability in order to modify a security-critical UEFI variable without knowledge of the BIOS administrator.

References

▼	URL	Tags
	https://www.dell.com/support/kbdoc/en-us/000215217/dsa-2023-190-dell-client-bios	vendor-advisory

Impacted products

▼	Vendor	Product
	Dell	CPG BIOS

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T15:18:37.620Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.dell.com/support/kbdoc/en-us/000215217/dsa-2023-190-dell-client-bios"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-32453",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-02T15:56:32.291385Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-02T16:01:10.104Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "CPG BIOS",
          "vendor": "Dell",
          "versions": [
            {
              "status": "affected",
              "version": "All versions"
            }
          ]
        }
      ],
      "datePublic": "2023-08-08T06:30:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eDell BIOS contains an improper authentication vulnerability. A malicious user with physical access to the system may potentially exploit this vulnerability in order to modify a security-critical UEFI variable without knowledge of the BIOS administrator.\u003c/span\u003e\n\n"
            }
          ],
          "value": "\nDell BIOS contains an improper authentication vulnerability. A malicious user with physical access to the system may potentially exploit this vulnerability in order to modify a security-critical UEFI variable without knowledge of the BIOS administrator.\n\n"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "LOW",
            "baseScore": 4.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287: Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-08-16T19:22:33.168Z",
        "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
        "shortName": "dell"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.dell.com/support/kbdoc/en-us/000215217/dsa-2023-190-dell-client-bios"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
    "assignerShortName": "dell",
    "cveId": "CVE-2023-32453",
    "datePublished": "2023-08-16T19:22:33.168Z",
    "dateReserved": "2023-05-09T06:02:34.291Z",
    "dateUpdated": "2024-10-02T16:01:10.104Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

cve-2023-28075

Vulnerability from cvelistv5

Published

2023-08-16 19:15

Modified

2024-10-08 19:02

Severity ?

6.9 (Medium) - CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Summary

Dell BIOS contain a Time-of-check Time-of-use vulnerability in BIOS. A local authenticated malicious user with physical access to the system could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI in order to gain arbitrary code execution on the system.

References

▼	URL	Tags
	https://www.dell.com/support/kbdoc/en-us/000212817/dsa-2023-152-security-update-for-a-dell-client-bios-vulnerability	vendor-advisory

Impacted products

▼	Vendor	Product
	Dell	CPG BIOS

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T12:30:23.618Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.dell.com/support/kbdoc/en-us/000212817/dsa-2023-152-security-update-for-a-dell-client-bios-vulnerability"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:dell:cpg_bios:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unaffected",
            "product": "cpg_bios",
            "vendor": "dell",
            "versions": [
              {
                "lessThan": "*",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-28075",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-08T19:01:58.435016Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-08T19:02:39.400Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "CPG BIOS",
          "vendor": "Dell",
          "versions": [
            {
              "status": "affected",
              "version": "All Versions"
            }
          ]
        }
      ],
      "datePublic": "2023-08-08T06:30:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eDell BIOS contain a Time-of-check Time-of-use vulnerability in BIOS. A local authenticated malicious user with physical access to the system could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI in order to gain arbitrary code execution on the system.\u003c/span\u003e\n\n"
            }
          ],
          "value": "\nDell BIOS contain a Time-of-check Time-of-use vulnerability in BIOS. A local authenticated malicious user with physical access to the system could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI in order to gain arbitrary code execution on the system.\n\n"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
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          },
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          "scenarios": [
            {
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              "value": "GENERAL"
            }
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-367",
              "description": "CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-08-16T19:15:41.959Z",
        "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
        "shortName": "dell"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.dell.com/support/kbdoc/en-us/000212817/dsa-2023-152-security-update-for-a-dell-client-bios-vulnerability"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
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  },
  "cveMetadata": {
    "assignerOrgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
    "assignerShortName": "dell",
    "cveId": "CVE-2023-28075",
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    "dateReserved": "2023-03-10T05:07:55.141Z",
    "dateUpdated": "2024-10-08T19:02:39.400Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted

wid-sec-w-2023-2084

Vulnerability from csaf_certbund

cve-2023-32453

Vulnerability from cvelistv5

cve-2023-28075

Vulnerability from cvelistv5

Tags

Sightings

Nomenclature