{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-41218", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2023-08-24T19:16:24.562Z", "datePublished": "2024-05-03T02:12:11.644Z", "dateUpdated": "2024-08-02T18:54:04.429Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2024-05-03T02:12:11.644Z"}, "title": "D-Link DIR-3040 prog.cgi SetWan3Settings Stack-Based Buffer Overflow Remote Code Execution Vulnerability", "descriptions": [{"lang": "en", "value": "D-Link DIR-3040 prog.cgi SetWan3Settings Stack-Based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the prog.cgi binary, which handles HNAP requests made to the lighttpd webserver listening on TCP ports 80 and 443. The issue results from the lack of proper validation of a user-supplied string before copying it to a fixed-size stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21618."}], "affected": [{"vendor": "D-Link", "product": "DIR-3040", "versions": [{"version": "120B03", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-121", "description": "CWE-121: Stack-based Buffer Overflow", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1326/", "name": "ZDI-23-1326", "tags": ["x_research-advisory"]}, {"url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10350", "name": "vendor-provided URL", "tags": ["vendor-advisory"]}], "dateAssigned": "2023-08-24T14:26:26.855-05:00", "datePublic": "2023-09-07T08:39:05.477-05:00", "source": {"lang": "en", "value": "Peter Girnus, Nicholas Zubrisky"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 6.8, "baseSeverity": "MEDIUM"}}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-41218", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-05-06T18:41:28.970191Z"}}}], "affected": [{"cpes": ["cpe:2.3:o:dlink:dir-3040_firmware:1.20b03:*:*:*:*:*:*:*"], "vendor": "dlink", "product": "dir-3040_firmware", "versions": [{"status": "affected", "version": "1.20b03"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:21:41.780Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T18:54:04.429Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1326/", "name": "ZDI-23-1326", "tags": ["x_research-advisory", "x_transferred"]}, {"url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10350", "name": "vendor-provided URL", "tags": ["vendor-advisory", "x_transferred"]}]}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "D-Link DIR-3040 prog.cgi SetWan3Settings Stack-Based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the prog.cgi binary, which handles HNAP requests made to the lighttpd webserver listening on TCP ports 80 and 443. The issue results from the lack of proper validation of a user-supplied string before copying it to a fixed-size stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21618."}, {"lang": "es", "value": "D-Link DIR-3040 prog.cgi SetWan3Settings Vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo de desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria. Esta vulnerabilidad permite a atacantes adyacentes a la red ejecutar c\u00f3digo arbitrario en instalaciones afectadas de enrutadores D-Link DIR-3040. Se requiere autenticaci\u00f3n para aprovechar esta vulnerabilidad. La falla espec\u00edfica existe dentro del binario prog.cgi, que maneja las solicitudes HNAP realizadas al servidor web lighttpd que escucha en los puertos TCP 80 y 443. El problema se debe a la falta de validaci\u00f3n adecuada de una cadena proporcionada por el usuario antes de copiarla en un b\u00fafer basado en pila de tama\u00f1o fijo. Un atacante puede aprovechar esta vulnerabilidad para ejecutar c\u00f3digo en el contexto de la ra\u00edz. Era ZDI-CAN-21618."}], "id": "CVE-2023-41218", "lastModified": "2024-05-03T12:49:24.027", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}, "published": "2024-05-03T03:15:33.817", "references": [{"source": "zdi-disclosures@trendmicro.com", "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10350"}, {"source": "zdi-disclosures@trendmicro.com", "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1326/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}

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