{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-7152",
        "ASSIGNER": "cna@vuldb.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability, which was classified as critical, has been found in MicroPython 1.21.0/1.22.0-preview. Affected by this issue is the function poll_set_add_fd of the file extmod/modselect.c. The manipulation leads to use after free. The exploit has been disclosed to the public and may be used. The patch is identified as 8b24aa36ba978eafc6114b6798b47b7bfecdca26. It is recommended to apply a patch to fix this issue. VDB-249158 is the identifier assigned to this vulnerability."
            },
            {
                "lang": "deu",
                "value": "Eine kritische Schwachstelle wurde in MicroPython 1.21.0/1.22.0-preview entdeckt. Betroffen davon ist die Funktion poll_set_add_fd der Datei extmod/modselect.c. Durch Manipulieren mit unbekannten Daten kann eine use after free-Schwachstelle ausgenutzt werden. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Der Patch wird als 8b24aa36ba978eafc6114b6798b47b7bfecdca26 bezeichnet. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-416 Use After Free",
                        "cweId": "CWE-416"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "MicroPython",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "1.21.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "1.22.0-preview"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://vuldb.com/?id.249158",
                "refsource": "MISC",
                "name": "https://vuldb.com/?id.249158"
            },
            {
                "url": "https://vuldb.com/?ctiid.249158",
                "refsource": "MISC",
                "name": "https://vuldb.com/?ctiid.249158"
            },
            {
                "url": "https://github.com/micropython/micropython/issues/12887",
                "refsource": "MISC",
                "name": "https://github.com/micropython/micropython/issues/12887"
            },
            {
                "url": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26",
                "refsource": "MISC",
                "name": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26"
            }
        ]
    },
    "credits": [
        {
            "lang": "en",
            "value": "Junwha Hong"
        },
        {
            "lang": "en",
            "value": "Wonil Jang"
        },
        {
            "lang": "en",
            "value": "qbit (VulDB User)"
        }
    ],
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "baseScore": 5.5,
                "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
                "baseSeverity": "MEDIUM"
            },
            {
                "version": "3.0",
                "baseScore": 5.5,
                "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
                "baseSeverity": "MEDIUM"
            },
            {
                "version": "2.0",
                "baseScore": 5.2,
                "vectorString": "AV:A/AC:L/Au:S/C:P/I:P/A:P"
            }
        ]
    }
}