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CVE-2020-36561

Estado: ModificadaCrítica (9.1)—

Due to improper path sanitization, archives containing relative file paths can cause files to be written (or overwritten) outside of the target directory.

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 (1)

Unzip Project — Unzip

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-36561",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2020-36561",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-11T16:37:46.487917Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.1,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.1,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@golang.org",
      "affectedData": [
        {
          "vendor": "github.com/yi-ge/unzip",
          "product": "github.com/yi-ge/unzip",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "1.0.3-0.20200308084313-2adbaa4891b9",
              "versionType": "semver"
            }
          ],
          "packageName": "github.com/yi-ge/unzip",
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "programRoutines": [
            {
              "name": "Unzip.Extract"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-12-27T22:15:11.623",
  "references": [
    {
      "url": "https://github.com/yi-ge/unzip/commit/2adbaa4891b9690853ef10216189189f5ad7dc73",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://github.com/yi-ge/unzip/pull/1",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://pkg.go.dev/vuln/GO-2020-0035",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://snyk.io/research/zip-slip-vulnerability",
      "tags": [
        "Technical Description",
        "Third Party Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://github.com/yi-ge/unzip/commit/2adbaa4891b9690853ef10216189189f5ad7dc73",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/yi-ge/unzip/pull/1",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://pkg.go.dev/vuln/GO-2020-0035",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://snyk.io/research/zip-slip-vulnerability",
      "tags": [
        "Technical Description",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Due to improper path sanitization, archives containing relative file paths can cause files to be written (or overwritten) outside of the target directory."
    },
    {
      "lang": "es",
      "value": "Debido a una sanitización inadecuada de la ruta, los archivos que contienen rutas de archivo relativas pueden hacer que los archivos se escriban (o sobrescriban) fuera del directorio de destino."
    }
  ],
  "lastModified": "2026-06-17T03:15:44.310",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:unzip_project:unzip:*:*:*:*:*:go:*:*",
              "vulnerable": true,
              "matchCriteriaId": "50ACA0B5-19B0-467C-BC62-BA8DB8AE5F92",
              "versionEndExcluding": "1.0.3-0.20200308084313-2adbaa4891b9"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@golang.org"
}