{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-32944",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Drawings SDK",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "All versions prior to 2022.4"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "USE AFTER FREE CWE-416"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02",
                "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf",
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf"
            },
            {
                "refsource": "MISC",
                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-987/",
                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-987/"
            },
            {
                "refsource": "MISC",
                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-990/",
                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-990/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf",
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A use-after-free issue exists in the DGN file-reading procedure in the Drawings SDK (All versions prior to 2022.4) resulting from the lack of proper validation of user-supplied data. This can result in a memory corruption or arbitrary code execution, allowing attackers to cause a denial-of-service condition or execute code in the context of the current process."
            }
        ]
    }
}