« Volver al listado

CVE-2021-20228

Estado: ModificadaAlta (7.5)—

A flaw was found in the Ansible Engine 2.9.18, where sensitive info is not masked by default and is not protected by the no_log feature when using the sub-option feature of the basic.py module. This flaw allows an attacker to obtain sensitive information. The highest threat from this vulnerability is to confidentiality.

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 (4)

Debian — Debian LinuxRedhat — Ansible Automation PlatformRedhat — Ansible EngineRedhat — Ansible Tower

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-20228",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "ansible",
          "versions": [
            {
              "status": "affected",
              "version": "ansible-engine 2.9.18"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-04-29T16:15:09.737",
  "references": [
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1925002",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/ansible/ansible/pull/73487",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://www.debian.org/security/2021/dsa-4950",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1925002",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/ansible/ansible/pull/73487",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.debian.org/security/2021/dsa-4950",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secalert@redhat.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in the Ansible Engine 2.9.18, where sensitive info is not masked by default and is not protected by the no_log feature when using the sub-option feature of the basic.py module. This flaw allows an attacker to obtain sensitive information. The highest threat from this vulnerability is to confidentiality."
    },
    {
      "lang": "es",
      "value": "Se encontró un fallo en Ansible Engine versión 2.9.18, donde la información confidencial no está enmascarada por defecto y no está protegida por la funcionalidad no_log cuando se usa la funcionalidad sub-option del módulo basic.py. Este fallo permite a un atacante obtener información confidencial. La mayor amenaza de esta vulnerabilidad es la confidencialidad"
    }
  ],
  "lastModified": "2026-06-17T03:33:30.447",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:redhat:ansible_engine:2.9.18:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0966CDD1-4D3E-4994-A75D-B81E3DB957AE"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:redhat:ansible_automation_platform:1.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CBA4F8F3-6FC3-4ADD-BB96-A707E94AB0AB"
            },
            {
              "criteria": "cpe:2.3:a:redhat:ansible_engine:2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8989CD03-49A1-4831-BF98-9F21592788BE"
            },
            {
              "criteria": "cpe:2.3:a:redhat:ansible_engine:2.9:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "031BA68C-C515-4F22-BB63-751767E1123E"
            },
            {
              "criteria": "cpe:2.3:a:redhat:ansible_tower:3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B31C575C-06D2-4CAF-A5B7-B9469B3ED55F"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}