{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-2309", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-03-14T12:55:00.703Z", "datePublished": "2025-03-14T21:00:07.781Z", "dateUpdated": "2025-03-18T16:21:02.358Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-03-14T21:00:07.781Z"}, "title": "HDF5 Type Conversion Logic H5T__bit_copy heap-based overflow", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-122", "lang": "en", "description": "Heap-based Buffer Overflow"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "n/a", "product": "HDF5", "versions": [{"version": "1.14.6", "status": "affected"}], "modules": ["Type Conversion Logic"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The vendor was contacted early about a batch of vulnerabilities. His response was \"reject\" without further explanation. We have not received an elaboration even after asking politely for further details. Currently we assume that the vendor wants to \"dispute\" the entries which is why they are flagged as such until further details become available."}, {"lang": "de", "value": "In HDF5 1.14.6 wurde eine kritische Schwachstelle gefunden. Betroffen ist die Funktion H5T__bit_copy der Komponente Type Conversion Logic. Mittels dem Manipulieren mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs hat dabei lokal zu erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Zur Zeit ist nicht genau klar, ob diese Schwachstelle in der besagten Form wirklich existiert."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4.3, "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P"}}], "timeline": [{"time": "2025-03-14T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-03-14T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-03-14T14:00:06.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Zhang Yaoliang (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.299722", "name": "VDB-299722 | HDF5 Type Conversion Logic H5T__bit_copy heap-based overflow", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.299722", "name": "VDB-299722 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.514532", "name": "Submit #514532 | HDFGroup hdf5 v1.14.6 Buffer Overflow", "tags": ["third-party-advisory"]}, {"url": "https://github.com/madao123123/crash_report/blob/main/hdf5_poc/hdf5_poc3.md", "tags": ["exploit"]}], "tags": ["disputed"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-03-17T16:07:07.175921Z", "id": "CVE-2025-2309", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-18T16:21:02.358Z"}}]}}

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