cvelist/2021/33xxx/CVE-2021-33012.json

{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-33012",
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Rockwell Automation MicroLogix 1100",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "All Versions"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "IMPROPER INPUT VALIDATION CWE-20"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01",
                "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the PLC to fault when the controller is switched to RUN mode, which results in a denial-of-service condition. If successfully exploited, this vulnerability will cause the controller to fault whenever the controller is switched to RUN mode."
            }
        ]
    }
}