{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2025-9071",
        "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c",
        "state": "PUBLISHED",
        "assignerShortName": "NCSC.ch",
        "dateReserved": "2025-08-15T14:58:36.635Z",
        "datePublished": "2025-08-29T09:19:59.959Z",
        "dateUpdated": "2025-08-29T13:45:42.363Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "Oberon PSA Crypto",
                    "vendor": "Oberon microsystems AG",
                    "versions": [
                        {
                            "changes": [
                                {
                                    "at": "rsa_oaep_padding.patch",
                                    "status": "unaffected"
                                }
                            ],
                            "lessThanOrEqual": "1.5.1",
                            "status": "affected",
                            "version": "1.0.0",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Nordic Semiconductor ASA"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
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                            "value": "<span style=\"background-color: rgb(248, 248, 248);\"><span style=\"background-color: rgb(248, 248, 248);\">Erroneously using an all-zero seed for RSA-OEAP padding instead of the generated random bytes, in Oberon microsystems AG’s Oberon PSA Crypto library in all versions up to 1.5.1, results in deterministic RSA and thus in a loss of confidentiality for guessable messages, recognition of repeated messages, and loss of security proofs.</span></span><br>"
                        }
                    ],
                    "value": "Erroneously using an all-zero seed for RSA-OEAP padding instead of the generated random bytes, in Oberon microsystems AG’s Oberon PSA Crypto library in all versions up to 1.5.1, results in deterministic RSA and thus in a loss of confidentiality for guessable messages, recognition of repeated messages, and loss of security proofs."
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-97",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-97 Cryptanalysis"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NEGLIGIBLE",
                        "attackComplexity": "HIGH",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 2.3,
                        "baseSeverity": "LOW",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "LOW",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "PASSIVE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/S:N/RE:L",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "NONE",
                        "vulnConfidentialityImpact": "LOW",
                        "vulnIntegrityImpact": "NONE",
                        "vulnerabilityResponseEffort": "LOW"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-780",
                            "description": "CWE-780 Use of RSA Algorithm without OEAP",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "455daabc-a392-441d-aa46-37d35189897c",
                "shortName": "NCSC.ch",
                "dateUpdated": "2025-08-29T09:19:59.959Z"
            },
            "references": [
                {
                    "url": "https://www.oberon.ch/security-advisories/cve-2025-9071/"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "title": "Insecure RSA-OAEP implementation with all-zero seed for padding in Oberon PSA Crypto",
            "x_generator": {
                "engine": "Vulnogram 0.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-08-29T13:45:26.977528Z",
                                "id": "CVE-2025-9071",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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                    "dateUpdated": "2025-08-29T13:45:42.363Z"
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