CVE-2023-41101

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:opennds:opennds:*:*:*:*:*:*:*:*", "matchCriteriaId": "0B86DE65-751A-4782-9875-C174658DE148", "versionEndExcluding": "10.1.3", "versionStartIncluding": "9.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in the captive portal in OpenNDS before version 10.1.3. get_query in http_microhttpd.c does not validate the length of the query string of GET requests. This leads to a stack-based buffer overflow in versions 9.x and earlier, and to a heap-based buffer overflow in versions 10.x and later. Attackers may exploit the issue to crash OpenNDS (Denial-of-Service condition) or to inject and execute arbitrary bytecode (Remote Code Execution). Affected OpenNDS before version 10.1.3 fixed in OpenWrt master and OpenWrt 23.05 on 23. November by updating OpenNDS to version 10.2.0."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en el portal cautivo en OpenNDS antes de la versi\u00f3n 10.1.3. get_query en http_microhttpd.c no valida la longitud de la cadena de consulta de las solicitudes GET. Esto provoca un desbordamiento del b\u00fafer basado en pila en las versiones 9.x y anteriores, y un desbordamiento del b\u00fafer basado en pila en las versiones 10.x y posteriores. Los atacantes pueden aprovechar el problema para bloquear OpenNDS (condici\u00f3n de denegaci\u00f3n de servicio) o para inyectar y ejecutar c\u00f3digo de bytes arbitrario (ejecuci\u00f3n remota de c\u00f3digo)."}], "id": "CVE-2023-41101", "lastModified": "2026-06-17T06:20:34.980", "metrics": {"cvssMetricV31": [{"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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-41101", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-09-04T20:16:44.336753Z", "version": "2.0.3"}}]}, "published": "2023-11-17T06:15:34.137", "references": [{"source": "cve@mitre.org", "tags": ["Patch"], "url": "https://github.com/openNDS/openNDS/commit/c294cf30e0a2512062c66e6becb674557b4aed8d"}, {"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/openNDS/openNDS/releases/tag/v10.1.3"}, {"source": "cve@mitre.org", "url": "https://github.com/openwrt/routing/commit/88c98c910acccab694b3afb6d36d70ca429118a6"}, {"source": "cve@mitre.org", "url": "https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/openNDS/openNDS/commit/c294cf30e0a2512062c66e6becb674557b4aed8d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/openNDS/openNDS/releases/tag/v10.1.3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/openwrt/routing/commit/88c98c910acccab694b3afb6d36d70ca429118a6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006-v4/#sthash.2vJg3d85.rwx82g1C.dpbs"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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