{
  "id": "CVE-2024-24564",
  "sourceIdentifier": "security-advisories@github.com",
  "published": "2024-02-26T20:19:05.627",
  "lastModified": "2025-01-16T19:34:13.567",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. When using the built-in `extract32(b, start)`, if the `start` index provided has for side effect to update `b`, the byte array to extract `32` bytes from, it could be that some dirty memory is read and returned by `extract32`. This vulnerability is fixed in 0.4.0."
    },
    {
      "lang": "es",
      "value": "Vyper es un lenguaje de contrato inteligente pit\u00f3nico para la m\u00e1quina virtual ethereum. Cuando se utiliza el `extract32(b, start)` integrado, si el \u00edndice `start` proporcionado tiene como efecto secundario actualizar `b`, la matriz de bytes de la que extraer `32` bytes, podr\u00eda ser que \"extract32\" lea y devuelva algo de memoria sucia. Esta vulnerabilidad afecta a la versi\u00f3n 0.3.10 y versiones anteriores."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "security-advisories@github.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "baseScore": 3.7,
          "baseSeverity": "LOW",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 1.4
      },
      {
        "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:L/I:N/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ]
  },
  "weaknesses": [
    {
      "source": "security-advisories@github.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:vyperlang:vyper:*:*:*:*:*:python:*:*",
              "versionEndExcluding": "0.4.0",
              "matchCriteriaId": "CEC5BCE2-DB5C-49EB-A302-F11E4E02F9BD"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/vyperlang/vyper/commit/3d9c537142fb99b2672f21e2057f5f202cde194f",
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://github.com/vyperlang/vyper/security/advisories/GHSA-4hwq-4cpm-8vmx",
      "source": "security-advisories@github.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://github.com/vyperlang/vyper/security/advisories/GHSA-4hwq-4cpm-8vmx",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ]
    }
  ]
}