{
  "id": "CVE-2021-27213",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-02-14T04:15:12.837",
  "lastModified": "2024-11-21T05:57:36.437",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "config.py in pystemon before 2021-02-13 allows code execution via YAML deserialization because SafeLoader and safe_load are not used."
    },
    {
      "lang": "es",
      "value": "El archivo config.py en pystemon antes del 13-02-2021, permite una ejecuci\u00f3n de c\u00f3digo por medio de la deserializaci\u00f3n YAML porque las funciones SafeLoader y safe_load no son usadas"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "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:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:pystemon_project:pystemon:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "2021-02-13",
              "matchCriteriaId": "BC93F6B1-1E40-4ED3-ADD8-231CD5BF114C"
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  "references": [
    {
      "url": "https://github.com/cvandeplas/pystemon/commit/dbeb87afefdb63de2f4cff69b6f10c5965d14b54",
      "source": "cve@mitre.org",
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        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.huntr.dev/bounties/1-other-pystemon/",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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    },
    {
      "url": "https://github.com/cvandeplas/pystemon/commit/dbeb87afefdb63de2f4cff69b6f10c5965d14b54",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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}