Vulnerability-Lookup

FKIE_CVE-2024-56737

Vulnerability from fkie_nvd - Published: 2024-12-29 07:15 - Updated: 2026-06-17 08:12

Severity

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

GNU GRUB (aka GRUB2) through 2.12 has a heap-based buffer overflow in fs/hfs.c via crafted sblock data in an HFS filesystem.

References

	URL	Tags
	cve@mitre.org	https://savannah.gnu.org/bugs/?66599	Issue Tracking, Third Party Advisory

Impacted products

	Vendor	Product	Version
	gnu	grub2	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "product": "GRUB2",
          "vendor": "GNU",
          "versions": [
            {
              "lessThanOrEqual": "2.12",
              "status": "affected",
              "version": "2.00",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
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          ],
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GNU GRUB (aka GRUB2) through 2.12 has a heap-based buffer overflow in fs/hfs.c via crafted sblock data in an HFS filesystem."
    },
    {
      "lang": "es",
      "value": "GNU GRUB (tambi\u00e9n conocido como GRUB2) hasta la versi\u00f3n 2.12 tiene un desbordamiento de b\u00fafer basado en mont\u00f3n en fs/hfs.c a trav\u00e9s de datos sblock creados en un sistema de archivos HFS."
    }
  ],
  "id": "CVE-2024-56737",
  "lastModified": "2026-06-17T08:12:52.233",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
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        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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    ],
    "ssvcV203": [
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            },
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            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-12-31T18:16:13.906625Z",
          "version": "2.0.3"
        }
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    ]
  },
  "published": "2024-12-29T07:15:06.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://savannah.gnu.org/bugs/?66599"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
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        {
          "lang": "en",
          "value": "CWE-122"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Secondary"
    }
  ]
}

CVE-2024-56737 (GCVE-0-2024-56737)

Vulnerability from cvelistv5 – Published: 2024-12-29 00:00 – Updated: 2024-12-31 18:17

Summary

GNU GRUB (aka GRUB2) through 2.12 has a heap-based buffer overflow in fs/hfs.c via crafted sblock data in an HFS filesystem.

Severity

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-12-31 18:16 UTC

CWE

CWE-122 - Heap-based Buffer Overflow

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://savannah.gnu.org/bugs/?66599

Impacted products

1 product

Vendor	Product	Version
GNU	GRUB2	Affected: 2.00 , ≤ 2.12 (custom) cpe:2.3:a:gnu:grub2::::::::

Show details on NVD website

JSON

To clipboard

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  "containers": {
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      {
        "metrics": [
          {
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              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
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              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-56737",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-12-31T18:16:13.906625Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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        {
          "defaultStatus": "unknown",
          "product": "GRUB2",
          "vendor": "GNU",
          "versions": [
            {
              "lessThanOrEqual": "2.12",
              "status": "affected",
              "version": "2.00",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
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        }
      ],
      "problemTypes": [
        {
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  "cveMetadata": {
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    "state": "PUBLISHED"
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}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.