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CVE-2016-7116

Estado: ModificadaMedia (6)—

Directory traversal vulnerability in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to access host files outside the export path via a .. (dot dot) in an unspecified string.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Debian — Debian LinuxQemu — Qemu

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2016-7116",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4,
        "exploitabilityScore": 1.5
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
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  ],
  "published": "2016-12-10T00:59:10.637",
  "references": [
    {
      "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=56f101ecce0eafd09e2daf1c4eeb1377d6959261",
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    },
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    {
      "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=56f101ecce0eafd09e2daf1c4eeb1377d6959261",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    },
    {
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      "tags": [
        "Third Party Advisory"
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    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Directory traversal vulnerability in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to access host files outside the export path via a .. (dot dot) in an unspecified string."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de salto de directorio en hw/9pfs/9p.c en QEMU (también conocido como Quick Emulator) permite a administradores locales del SO invitado acceder a los archivos del host fuera de la ruta de exportación a través de un .. (punto punto) en una cadena no especificada."
    }
  ],
  "lastModified": "2026-06-17T00:52:37.107",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
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              "vulnerable": true,
              "matchCriteriaId": "3CF78B06-34D3-4BF8-883B-7B9643BBA7CE",
              "versionEndIncluding": "2.6.2"
            },
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              "vulnerable": true,
              "matchCriteriaId": "FA78F261-DEB3-46D5-9998-106F6210755E"
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.7.0:rc1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F121048B-9387-40C6-A919-7F9A4A847EA5"
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.7.0:rc2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7A102329-A5FB-4B9C-9094-BDA595807A56"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "21153B03-A177-46BD-8197-3397C365D418"
            },
            {
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              "matchCriteriaId": "9E7398D7-A9ED-4C75-A048-475EF4088E3B"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
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          "cpeMatch": [
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            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "secalert@redhat.com"
}