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CVE-2020-7068

Estado: ModificadaBaja (3.6)—

In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7.4.x below 7.4.9, while processing PHAR files using phar extension, phar_parse_zipfile could be tricked into accessing freed memory, which could lead to a crash or information disclosure.

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 (3)

Debian — Debian LinuxPHP — PHPTenable — Tenable.sc

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2020-7068",
  "cveTags": [],
  "metrics": {
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      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.3,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.8,
          "attackVector": "NETWORK",
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          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
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        "impactScore": 2.5,
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          "confidentialityImpact": "LOW"
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  "affected": [
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      "affectedData": [
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          "vendor": "PHP Group",
          "product": "PHP",
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  "published": "2020-09-09T18:15:23.400",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
      "source": "security@php.net",
      "description": [
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          "value": "CWE-416"
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          "value": "CWE-416"
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      "value": "In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7.4.x below 7.4.9, while processing PHAR files using phar extension, phar_parse_zipfile could be tricked into accessing freed memory, which could lead to a crash or information disclosure."
    },
    {
      "lang": "es",
      "value": "En PHP versiones 7.2.x por debajo de 7.2.33, 7.3.x por debajo de 7.3.21 y 7.4.x por debajo de 7.4.9, mientras se procesan archivos PHAR con la extensión phar, la función phar_parse_zipfile podría ser engañada para que acceda a la memoria liberada, lo que podría conllevar a un bloqueo o una divulgación de información"
    }
  ],
  "lastModified": "2026-06-17T03:24:18.233",
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}