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CVE-2021-21976

Estado: ModificadaAlta (7.2)—

vSphere Replication 8.3.x prior to 8.3.1.2, 8.2.x prior to 8.2.1.1, 8.1.x prior to 8.1.2.3 and 6.5.x prior to 6.5.1.5 contain a post-authentication command injection vulnerability which may allow an authenticated admin user to perform a remote code execution.

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)

Vmware — Vsphere Replication

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-21976",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "security@vmware.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "vSphere Replication",
          "versions": [
            {
              "status": "affected",
              "version": "vSphere Replication 8.3.x prior to 8.3.1.2, 8.2.x prior to 8.2.1.1, 8.1.x prior to 8.1.2.3 and 6.5.x prior to 6.5.1.5"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-02-11T21:15:16.337",
  "references": [
    {
      "url": "https://www.vmware.com/security/advisories/VMSA-2021-0001.html",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "security@vmware.com"
    },
    {
      "url": "https://www.vmware.com/security/advisories/VMSA-2021-0001.html",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "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": "vSphere Replication 8.3.x prior to 8.3.1.2, 8.2.x prior to 8.2.1.1, 8.1.x prior to 8.1.2.3 and 6.5.x prior to 6.5.1.5 contain a post-authentication command injection vulnerability which may allow an authenticated admin user to perform a remote code execution."
    },
    {
      "lang": "es",
      "value": "vSphere Replication versiones 8.3.x anteriores a 8.3.1.2, versiones 8.2.x anteriores a 8.2.1.1, versiones 8.1.x anteriores a 8.1.2.3 y versiones 6.5.x anteriores a 6.5.1.5, contienen una vulnerabilidad de inyección de comando posterior a la autenticación que puede permitir a un usuario administrador autenticado llevar a cabo una ejecución de código remota"
    }
  ],
  "lastModified": "2026-06-17T03:36:29.430",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:vmware:vsphere_replication:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B5FEA0E9-F007-41B1-94D8-F6D6E8E593BA",
              "versionEndExcluding": "6.5.1.5",
              "versionStartIncluding": "6.5.0"
            },
            {
              "criteria": "cpe:2.3:a:vmware:vsphere_replication:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5E856462-4CF8-40E9-BEEC-D791E52C1DED",
              "versionEndExcluding": "8.1.2.3",
              "versionStartIncluding": "8.1.0"
            },
            {
              "criteria": "cpe:2.3:a:vmware:vsphere_replication:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "74876159-3938-4186-9537-FA03C67F9625",
              "versionEndExcluding": "8.2.1.1",
              "versionStartIncluding": "8.2.0"
            },
            {
              "criteria": "cpe:2.3:a:vmware:vsphere_replication:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1129CE3D-F63B-4EC2-BB2F-4D80E9A55DD0",
              "versionEndExcluding": "8.3.1.2",
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            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@vmware.com"
}