cvelist/2021/39xxx/CVE-2021-39839.json

{
    "CVE_data_meta": {
        "ASSIGNER": "psirt@adobe.com",
        "DATE_PUBLIC": "2021-09-14T23:00:00.000Z",
        "ID": "CVE-2021-39839",
        "STATE": "PUBLIC",
        "TITLE": "Adobe Acrobat Reader DC AcroForm getItemAt Use-After-Free Remote Code Execution Vulnerability"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Acrobat Reader",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_value": "DC 2021 July"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_value": "20.0-Classic 2021 July"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_value": "17.0-Classic 2021 July"
                                        },
                                        {
                                            "version_affected": "<=",
                                            "version_value": "None"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Adobe"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a use-after-free vulnerability in the processing of the AcroForm getItem action that could result in 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."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "Low",
            "attackVector": "Local",
            "availabilityImpact": "High",
            "baseScore": 7.8,
            "baseSeverity": "High",
            "confidentialityImpact": "High",
            "integrityImpact": "High",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "userInteraction": "Required",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Use After Free (CWE-416)"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-55.html",
                "name": "https://helpx.adobe.com/security/products/acrobat/apsb21-55.html"
            }
        ]
    },
    "source": {
        "discovery": "EXTERNAL"
    }
}