{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-20634",
        "assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
        "state": "PUBLISHED",
        "assignerShortName": "MediaTek",
        "dateReserved": "2024-11-01T01:21:50.362Z",
        "datePublished": "2025-02-03T03:23:49.665Z",
        "dateUpdated": "2026-02-17T14:40:28.526Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
                "shortName": "MediaTek",
                "dateUpdated": "2025-02-03T03:23:49.665Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01289384; Issue ID: MSV-2436."
                }
            ],
            "affected": [
                {
                    "vendor": "MediaTek, Inc.",
                    "product": "MT2737, MT6813, MT6835, MT6835T, MT6878, MT6878M, MT6879, MT6886, MT6895, MT6895TT, MT6896, MT6897, MT6899, MT6980, MT6980D, MT6983, MT6983T, MT6985, MT6985T, MT6989, MT6989T, MT6990, MT6991, MT8673, MT8676, MT8678, MT8795T, MT8798, MT8863",
                    "versions": [
                        {
                            "version": "Modem NR16, NR17, NR17R",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://corp.mediatek.com/product-security-bulletin/February-2025"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "cweId": "CWE-787",
                            "description": "CWE-787 Out-of-bounds Write"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 8.8,
                            "attackVector": "ADJACENT_NETWORK",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-02-17T14:40:25.991795Z",
                                "id": "CVE-2025-20634",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-02-17T14:40:28.526Z"
                }
            }
        ]
    }
}