{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-7796", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-07-18T07:51:34.328Z", "datePublished": "2025-07-18T17:32:06.712Z", "dateUpdated": "2025-07-18T18:17:41.360Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-07-18T17:32:06.712Z"}, "title": "Tenda FH451 PPTPDClient fromPptpUserAdd stack-based overflow", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-121", "lang": "en", "description": "Stack-based Buffer Overflow"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "Tenda", "product": "FH451", "versions": [{"version": "1.0.0.9", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability, which was classified as critical, was found in Tenda FH451 1.0.0.9. This affects the function fromPptpUserAdd of the file /goform/PPTPDClient. The manipulation of the argument Username leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used."}, {"lang": "de", "value": "Es wurde eine kritische Schwachstelle in Tenda FH451 1.0.0.9 gefunden. Es geht dabei um die Funktion fromPptpUserAdd der Datei /goform/PPTPDClient. Mit der Manipulation des Arguments Username mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk passieren. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "baseSeverity": "HIGH"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 8.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 8.8, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 9, "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2025-07-18T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-07-18T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-07-18T09:56:45.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "panda_0x1 (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.316857", "name": "VDB-316857 | Tenda FH451 PPTPDClient fromPptpUserAdd stack-based overflow", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.316857", "name": "VDB-316857 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.616345", "name": "Submit #616345 | Tenda FH451 v1.0.0.9 Buffer Overflow", "tags": ["third-party-advisory"]}, {"url": "https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserAdd.md", "tags": ["related"]}, {"url": "https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserAdd.md#poc", "tags": ["exploit"]}, {"url": "https://www.tenda.com.cn/", "tags": ["product"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-07-18T18:14:32.033221Z", "id": "CVE-2025-7796", "options": [{"Exploitation": "poc"}, {"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": "2025-07-18T18:17:41.360Z"}}]}}

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