{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-14297",
        "assignerOrgId": "30a5e7fb-040d-440a-8cdf-a4a2068ce72e",
        "state": "PUBLISHED",
        "assignerShortName": "YesWeHack",
        "dateReserved": "2026-07-01T09:51:25.497Z",
        "datePublished": "2026-09-07T08:07:08.746Z",
        "dateUpdated": "2026-09-07T08:07:08.746Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "30a5e7fb-040d-440a-8cdf-a4a2068ce72e",
                "shortName": "YesWeHack",
                "dateUpdated": "2026-09-07T08:07:08.746Z"
            },
            "title": "The Continuous Glucose Monitoring Service's Record Access Control Point (RACP) write handler `memcpy`s the entire attacker-supplied ATT write value into a fixed 20-byte BSS buffer.",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-787",
                            "description": "CWE-787 Out-of-bounds write",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-100",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-100 Overflow Buffers"
                        }
                    ]
                },
                {
                    "capecId": "CAPEC-540",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-540 Overread Buffers"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Nordic Semiconductor ASA",
                    "product": "nRF Connect SDK",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "2.2.0",
                            "lessThanOrEqual": "3.3.0",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A buffer overflow in the Bluetooth Continuous Glucose\n     Monitoring Service (CGMS) Record Access Control Point (RACP) write handler\n     allows an authenticated BLE peer to overflow a 20-byte static buffer into\n     adjacent BSS memory. The exploitable impact cannot be predetermined - it\n     is entirely dependent on the linker-assigned BSS layout of the specific\n     firmware build, which may vary.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<span>A buffer overflow in the Bluetooth Continuous Glucose\n     Monitoring Service (CGMS) Record Access Control Point (RACP) write handler\n     allows an authenticated BLE peer to overflow a 20-byte static buffer into\n     adjacent BSS memory. The exploitable impact cannot be predetermined - it\n     is entirely dependent on the linker-assigned BSS layout of the specific\n     firmware build, which may vary.</span><span></span><br>\n\n<span>\n\n\n\n</span>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://docs.nordicsemi.com/r/bundle/struct_sa/page/struct/sa.html"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV4_0": {
                        "attackVector": "ADJACENT",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "HIGH",
                        "subIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "HIGH",
                        "subAvailabilityImpact": "NONE",
                        "exploitMaturity": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "valueDensity": "NOT_DEFINED",
                        "vulnerabilityResponseEffort": "NOT_DEFINED",
                        "providerUrgency": "NOT_DEFINED",
                        "version": "4.0",
                        "baseSeverity": "HIGH",
                        "baseScore": 8.7,
                        "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "https://github.com/V33RU",
                    "type": "reporter"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.2"
            }
        }
    }
}