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CVE-2021-42969

Estado: ModificadaAlta (8.8)—

Certain Anaconda3 2021.05 are affected by OS command injection. When a user installs Anaconda, an attacker can create a new file and write something in usercustomize.py. When the user opens the terminal or activates Anaconda, the command will be executed.

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)

Anaconda — Anaconda3

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-42969",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-05-13T12:15:08.207",
  "references": [
    {
      "url": "https://yuaneuro.cn/anaconda/anaconda_command_execution.docx",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "URL Repurposed"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://yuaneuro.cn/anaconda/anaconda_command_execution.docx",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "URL Repurposed"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Certain Anaconda3 2021.05 are affected by OS command injection. When a user installs Anaconda, an attacker can create a new file and write something in usercustomize.py. When the user opens the terminal or activates Anaconda, the command will be executed."
    },
    {
      "lang": "es",
      "value": "Determinados Anaconda3 versión 2021.05, están afectados por una inyección de comandos del Sistema Operativo. Cuando un usuario instala Anaconda, un atacante puede crear un nuevo archivo y escribir algo en el archivo usercustomize.py. Cuando el usuario abra el terminal o active Anaconda, el comando será ejecutado"
    }
  ],
  "lastModified": "2026-06-17T04:10:18.123",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:anaconda:anaconda3:2021.05:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8BEA753A-6DC4-4C18-98D8-61B4E0C79DB0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}