GSD-2020-24427

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
Acrobat Reader versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by an input validation vulnerability when decoding a crafted codec that could result in the disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Aliases
Aliases
CVE-2020-24427
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{
  "GSD": {
    "alias": "CVE-2020-24427",
    "description": "Acrobat Reader versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by an input validation vulnerability when decoding a crafted codec that could result in the disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.",
    "id": "GSD-2020-24427"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "aliases": [
        "CVE-2020-24427"
      ],
      "details": "Acrobat Reader versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by an input validation vulnerability when decoding a crafted codec that could result in the disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.",
      "id": "GSD-2020-24427",
      "modified": "2023-12-13T01:22:12.631913Z",
      "schema_version": "1.4.0"
    }
  },
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        "ASSIGNER": "psirt@adobe.com",
        "DATE_PUBLIC": "2020-11-03T23:00:00.000Z",
        "ID": "CVE-2020-24427",
        "STATE": "PUBLIC",
        "TITLE": "Acrobat Reader DC Codec Input Validation Vulnerability Could Lead to Information Disclosure"
      },
      "affects": {
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          "vendor_data": [
            {
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                    "version": {
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                          "version_affected": "\u003c=",
                          "version_value": "2017.011.30175"
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          }
        ]
      },
      "impact": {
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          "attackComplexity": "Low",
          "attackVector": "Local",
          "availabilityImpact": "None",
          "baseScore": 3.3,
          "baseSeverity": "Low",
          "confidentialityImpact": "Low",
          "integrityImpact": "None",
          "privilegesRequired": "None",
          "scope": "Unchanged",
          "userInteraction": "Required",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
          "version": "3.1"
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                "value": "Improper Input Validation (CWE-20)"
              }
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          {
            "name": "https://helpx.adobe.com/security/products/acrobat/apsb20-67.html",
            "refsource": "MISC",
            "url": "https://helpx.adobe.com/security/products/acrobat/apsb20-67.html"
          }
        ]
      },
      "source": {
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
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      },
      "impact": {
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          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
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            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
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          "impactScore": 2.9,
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          "obtainOtherPrivilege": false,
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          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
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            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
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          "exploitabilityScore": 1.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2021-09-08T17:22Z",
      "publishedDate": "2020-11-05T20:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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