fkie_cve-2021-28550
Vulnerability from fkie_nvd
Published
2021-09-02 17:15
Modified
2025-02-13 17:30
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a Use After Free vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
References
psirt@adobe.comhttps://helpx.adobe.com/security/products/acrobat/apsb21-29.htmlRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://helpx.adobe.com/security/products/acrobat/apsb21-29.htmlRelease Notes, Vendor Advisory
Impacted products
Vendor Product Version
adobe acrobat_dc *
adobe acrobat_reader_dc *
microsoft windows -
adobe acrobat *
adobe acrobat *
adobe acrobat_reader *
adobe acrobat_reader *
apple macos -
microsoft windows -
adobe acrobat_dc *
adobe acrobat_reader_dc *
apple macos -


To clipboard 

{
  "cisaActionDue": "2021-11-17",
  "cisaExploitAdd": "2021-11-03",
  "cisaRequiredAction": "Apply updates per vendor instructions.",
  "cisaVulnerabilityName": "Adobe Acrobat and Reader Use-After-Free Vulnerability",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a Use After Free vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file."
    },
    {
      "lang": "es",
      "value": "Acrobat Reader DC versiones 2021.001.20150 (y anteriores), versiones 2020.001.30020 (y anteriores) y versiones 2017.011.30194 (y anteriores), est\u00e1n afectadas por una vulnerabilidad de Uso de Memoria Previamente Liberada. Un atacante no autenticado podr\u00eda aprovechar esta vulnerabilidad para lograr una ejecuci\u00f3n de c\u00f3digo arbitrario en el contexto del usuario actual. Es requerida una interacci\u00f3n del usuario para explotar este problema, ya que la v\u00edctima debe abrir un archivo malicioso"
    }
  ],
  "id": "CVE-2021-28550",
  "lastModified": "2025-02-13T17:30:34.487",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
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          "baseScore": 9.6,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 6.0,
        "source": "psirt@adobe.com",
        "type": "Secondary"
      }
    ],
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-09-02T17:15:08.500",
  "references": [
    {
      "source": "psirt@adobe.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-29.html"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-29.html"
    }
  ],
  "sourceIdentifier": "psirt@adobe.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "psirt@adobe.com",
      "type": "Primary"
    }
  ]
}


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