nvd-json-data-feeds/CVE-2021/CVE-2021-296xx/CVE-2021-29627.json

{
  "id": "CVE-2021-29627",
  "sourceIdentifier": "secteam@freebsd.org",
  "published": "2021-04-07T15:15:13.763",
  "lastModified": "2022-05-27T19:06:11.167",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "In FreeBSD 13.0-STABLE before n245050, 12.2-STABLE before r369525, 13.0-RC4 before p0, and 12.2-RELEASE before p6, listening socket accept filters implementing the accf_create callback incorrectly freed a process supplied argument string. Additional operations on the socket can lead to a double free or use after free."
    },
    {
      "lang": "es",
      "value": "En FreeBSD versiones 13.0-STABLE anteriores a n245050, versiones 12.2-STABLE anteriores a r369525, versiones 13.0-RC4 anteriores a p0 y versiones 12.2-RELEASE anteriores a p6, los filtros de aceptaci\u00f3n de socket de escucha que implementan la devoluci\u00f3n de llamada accf_create liberaron incorrectamente una cadena de argumentos proporcionada por el proceso. Las operaciones adicionales en el socket pueden conllevar a una doble liberaci\u00f3n o un uso de la memoria previamente liberada"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-415"
        },
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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              "versionEndExcluding": "12.2",
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  ],
  "references": [
    {
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:09.accept_filter.asc",
      "source": "secteam@freebsd.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20210423-0007/",
      "source": "secteam@freebsd.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}