FKIE_CVE-2025-56207

Vulnerability from fkie_nvd - Published: 2025-09-30 17:15 - Updated: 2026-06-17 09:42
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Summary
A security flaw in the '_transfer' function of a smart contract implementation for Money Making Opportunity (MMO), an Ethereum ERC721 Non-Fungible Token (NFT) project, allows users or attackers to transfer NFTs to the zero address, leading to permanent asset loss and non-compliance with the ERC721 standard. The eth address is 0x41d3d86a84c8507a7bc14f2491ec4d188fa944e7, contract name is MoneyMakingOpportunity, and compiler version is v0.8.17+commit.8df45f5f.
References
cve@mitre.orghttps://github.com/Monekon/CVE/blob/main/Vulnerabilities/MMO_Transfer_to_ZeroAddress.md
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security flaw in the \u0027_transfer\u0027 function of a smart contract implementation for Money Making Opportunity (MMO), an Ethereum ERC721 Non-Fungible Token (NFT) project, allows users or attackers to transfer NFTs to the zero address, leading to permanent asset loss and non-compliance with the ERC721 standard. The eth address is 0x41d3d86a84c8507a7bc14f2491ec4d188fa944e7, contract name is MoneyMakingOpportunity, and compiler version is v0.8.17+commit.8df45f5f."
    },
    {
      "lang": "es",
      "value": "Una falla de seguridad en la funci\u00f3n \u0027_transfer\u0027 de una implementaci\u00f3n de contrato inteligente para Money Making Opportunity (MMO), un proyecto de Token No Fungible (NFT) ERC721 de Ethereum, permite a los usuarios o atacantes transferir NFT a la direcci\u00f3n cero, lo que lleva a la p\u00e9rdida permanente de activos y al incumplimiento del est\u00e1ndar ERC721. La direcci\u00f3n de eth es 0x41d3d86a84c8507a7bc14f2491ec4d188fa944e7, el nombre del contrato es MoneyMakingOpportunity y la versi\u00f3n del compilador es v0.8.17+commit.8df45f5f."
    }
  ],
  "id": "CVE-2025-56207",
  "lastModified": "2026-06-17T09:42:25.580",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-56207",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-10-01T20:01:18.018712Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-09-30T17:15:41.163",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/Monekon/CVE/blob/main/Vulnerabilities/MMO_Transfer_to_ZeroAddress.md"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1259"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Detection rules are retrieved from Rulezet.