{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2021-42023",
        "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "assignerShortName": "siemens",
        "dateUpdated": "2024-08-04T03:22:25.772Z",
        "dateReserved": "2021-10-06T00:00:00",
        "datePublished": "2021-12-14T00:00:00"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
                "shortName": "siemens",
                "dateUpdated": "2022-11-08T00:00:00"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability has been identified in ModelSim Simulation (All versions), Questa Simulation (All versions). The RSA white-box implementation in affected applications insufficiently protects the built-in private keys that are required to decrypt electronic intellectual property (IP) data in accordance with the IEEE 1735 recommended practice. This could allow a sophisticated attacker to discover the keys, bypassing the protection intended by the IEEE 1735 recommended practice."
                }
            ],
            "affected": [
                {
                    "vendor": "Siemens",
                    "product": "ModelSim Simulation",
                    "versions": [
                        {
                            "version": "All versions",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "Siemens",
                    "product": "Questa Simulation",
                    "versions": [
                        {
                            "version": "All versions",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-400332.pdf"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-522: Insufficiently Protected Credentials",
                            "cweId": "CWE-522"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-04T03:22:25.772Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-400332.pdf",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}