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CVE-2021-30863

Status: ModifiedMedium (6.8)—

This issue was addressed by improving Face ID anti-spoofing models. This issue is fixed in iOS 15 and iPadOS 15. A 3D model constructed to look like the enrolled user may be able to authenticate via Face ID.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2021-30863",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.8,
          "attackVector": "PHYSICAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.9
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@apple.com",
      "affectedData": [
        {
          "vendor": "Apple",
          "product": "iOS and iPadOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "15",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-08-24T19:15:14.617",
  "references": [
    {
      "url": "https://support.apple.com/en-us/HT212814",
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT212814",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "This issue was addressed by improving Face ID anti-spoofing models. This issue is fixed in iOS 15 and iPadOS 15. A 3D model constructed to look like the enrolled user may be able to authenticate via Face ID."
    },
    {
      "lang": "es",
      "value": "Este problema se abordó con los modelos anti-spoofing de Face ID mejorados. Este problema se corrigió en iOS versión 15 y iPadOS versión 15. Un modelo 3D construido para parecerse al usuario inscrito puede ser capaz de autenticarse por medio de Face ID"
    }
  ],
  "lastModified": "2026-06-17T03:51:02.400",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "090FB24C-D685-4422-A936-821B30F9655D",
              "versionEndExcluding": "15.0"
            },
            {
              "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A5354DEB-CF04-4795-8D90-E280F0A859CA",
              "versionEndExcluding": "15.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "product-security@apple.com"
}