{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2022-34819",
        "ASSIGNER": "productcert@siemens.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application lacks proper validation of user-supplied data when parsing specific messages. This could result in a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of device."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-122: Heap-based Buffer Overflow",
                        "cweId": "CWE-122"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Siemens",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "SIMATIC CP 1242-7 V2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1243-1",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1243-7 LTE EU",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1243-7 LTE US",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1243-8 IRC",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1542SP-1 IRC",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions >= V2.0 < V2.2.28"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1543-1",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.0.22"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIMATIC CP 1543SP-1",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions >= V2.0 < V2.2.28"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions >= V2.0 < V2.2.28"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS ET 200SP CP 1543SP-1 ISEC",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions >= V2.0 < V2.2.28"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions >= V2.0 < V2.2.28"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS NET CP 1242-7 V2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS NET CP 1543-1",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.0.22"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS S7-1200 CP 1243-1",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "SIPLUS S7-1200 CP 1243-1 RAIL",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "All versions < V3.3.46"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf",
                "refsource": "MISC",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf"
            }
        ]
    },
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C",
                "baseScore": 10,
                "baseSeverity": "CRITICAL"
            }
        ]
    }
}