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CVE-2021-42531

Estado: ModificadaAlta (7.8)—

XMP Toolkit SDK version 2021.07 (and earlier) is affected by a stack-based buffer overflow vulnerability potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted file.

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 (2)

Adobe — XMP Toolkit Software Development KITDebian — Debian Linux

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-42531",
  "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": "Secondary",
        "source": "psirt@adobe.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/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": 1.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
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          "scope": "UNCHANGED",
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          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
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          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "Adobe",
          "product": "XMP Toolkit",
          "versions": [
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              "status": "affected",
              "version": "unspecified",
              "versionType": "custom",
              "lessThanOrEqual": "2021.07"
            },
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              "version": "unspecified",
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              "lessThanOrEqual": "None"
            }
          ]
        }
      ]
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  ],
  "published": "2022-05-02T23:15:07.927",
  "references": [
    {
      "url": "https://helpx.adobe.com/security/products/xmpcore/apsb21-108.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@adobe.com"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00032.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "psirt@adobe.com"
    },
    {
      "url": "https://helpx.adobe.com/security/products/xmpcore/apsb21-108.html",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "tags": [
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        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00003.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@adobe.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-121"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "XMP Toolkit SDK version 2021.07 (and earlier) is affected by a stack-based buffer overflow vulnerability potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted file."
    },
    {
      "lang": "es",
      "value": "XMP Toolkit SDK versión 2021.07 (y anteriores), está afectado por una vulnerabilidad de desbordamiento de búfer en la región stack de la memoria resultando potencialmente en una ejecución de código arbitrario en el contexto del usuario actual. Una explotación requiere la interacción del usuario, ya que la víctima debe abrir un archivo diseñado"
    }
  ],
  "lastModified": "2026-06-17T04:09:46.590",
  "configurations": [
    {
      "nodes": [
        {
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          "cpeMatch": [
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              "vulnerable": true,
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              "versionEndIncluding": "2021.07"
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          "operator": "OR"
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  "sourceIdentifier": "psirt@adobe.com"
}