CVE-2023-7152

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-7152", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2023-12-28T10:30:00.988Z", "datePublished": "2023-12-29T04:31:04.054Z", "dateUpdated": "2025-02-13T17:27:04.101Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2024-04-06T00:05:55.607Z"}, "title": "MicroPython modselect.c poll_set_add_fd use after free", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-416", "lang": "en", "description": "CWE-416 Use After Free"}]}], "affected": [{"vendor": "n/a", "product": "MicroPython", "versions": [{"version": "1.21.0", "status": "affected"}, {"version": "1.22.0-preview", "status": "affected"}]}], "descriptions": [{"lang": "en", "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": "de", "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."}], "metrics": [{"cvssV3_1": {"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"}}, {"cvssV3_0": {"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"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 5.2, "vectorString": "AV:A/AC:L/Au:S/C:P/I:P/A:P"}}], "timeline": [{"time": "2023-12-28T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2023-12-28T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2023-12-29T09:58:08.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Junwha Hong", "type": "finder"}, {"lang": "en", "value": "Wonil Jang", "type": "finder"}, {"lang": "en", "value": "qbit (VulDB User)", "type": "analyst"}], "references": [{"url": "https://vuldb.com/?id.249158", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.249158", "tags": ["signature", "permissions-required"]}, {"url": "https://github.com/micropython/micropython/issues/12887", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26", "tags": ["patch"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEK46QAJOXXDZOWOIE2YACUOCZFWOBCK/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4E2HYWCZB5R4SHY4SZZZSFDMD64N4SOZ/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D3WWY5JY4RTJE25APB4REGDUDPATG6H7/"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:50:08.322Z"}, "title": "CVE Program Container", "references": [{"url": "https://vuldb.com/?id.249158", "tags": ["vdb-entry", "technical-description", "x_transferred"]}, {"url": "https://vuldb.com/?ctiid.249158", "tags": ["signature", "permissions-required", "x_transferred"]}, {"url": "https://github.com/micropython/micropython/issues/12887", "tags": ["exploit", "issue-tracking", "x_transferred"]}, {"url": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26", "tags": ["patch", "x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEK46QAJOXXDZOWOIE2YACUOCZFWOBCK/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4E2HYWCZB5R4SHY4SZZZSFDMD64N4SOZ/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D3WWY5JY4RTJE25APB4REGDUDPATG6H7/", "tags": ["x_transferred"]}]}]}}

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{"affected": [{"affectedData": [{"product": "MicroPython", "vendor": "n/a", "versions": [{"status": "affected", "version": "1.21.0"}, {"status": "affected", "version": "1.22.0-preview"}]}], "source": "cna@vuldb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:micropython:micropython:1.21.0:*:*:*:*:*:*:*", "matchCriteriaId": "92240FCD-0BA9-46D0-9C9A-2CDD8FE2A769", "vulnerable": true}, {"criteria": "cpe:2.3:a:micropython:micropython:1.22.0:preview:*:*:*:*:*:*", "matchCriteriaId": "B60BCDF9-D1CF-45ED-9B95-9F06C5C2A95F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "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": "es", "value": "Una vulnerabilidad fue encontrada en MicroPython 1.21.0/1.22.0-preview y clasificada como cr\u00edtica. La funci\u00f3n poll_set_add_fd del archivo extmod/modselect.c es afectada por esta vulnerabilidad. La manipulaci\u00f3n conduce a use after free. La explotaci\u00f3n ha sido divulgada al p\u00fablico y puede utilizarse. El parche se identifica como 8b24aa36ba978eafc6114b6798b47b7bfecdca26. Se recomienda aplicar un parche para solucionar este problema. VDB-249158 es el identificador asignado a esta vulnerabilidad."}], "id": "CVE-2023-7152", "lastModified": "2026-06-17T06:52:11.407", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 5.2, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:A/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 5.1, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-12-29T05:15:09.473", "references": [{"source": "cna@vuldb.com", "tags": ["Patch"], "url": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26"}, {"source": "cna@vuldb.com", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/micropython/micropython/issues/12887"}, {"source": "cna@vuldb.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4E2HYWCZB5R4SHY4SZZZSFDMD64N4SOZ/"}, {"source": "cna@vuldb.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D3WWY5JY4RTJE25APB4REGDUDPATG6H7/"}, {"source": "cna@vuldb.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEK46QAJOXXDZOWOIE2YACUOCZFWOBCK/"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?ctiid.249158"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.249158"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/micropython/micropython/issues/12887"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4E2HYWCZB5R4SHY4SZZZSFDMD64N4SOZ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D3WWY5JY4RTJE25APB4REGDUDPATG6H7/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TEK46QAJOXXDZOWOIE2YACUOCZFWOBCK/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?ctiid.249158"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.249158"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

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