{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-38320", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-08-02T17:39:12.561Z", "dateReserved": "2023-07-14T00:00:00", "datePublished": "2023-11-17T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-06-20T17:59:16.345748"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a show_preauthpage NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing User-Agent header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). This problem was fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/openNDS/openNDS/releases/tag/v10.1.2"}, {"url": "https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006/#sthash.2vJg3d85.dpbs"}, {"url": "https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T17:39:12.561Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/openNDS/openNDS/releases/tag/v10.1.2", "tags": ["x_transferred"]}, {"url": "https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006/#sthash.2vJg3d85.dpbs", "tags": ["x_transferred"]}, {"url": "https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80", "tags": ["x_transferred"]}]}]}, "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:opennds:captive_portal:*:*:*:*:*:*:*:*", "matchCriteriaId": "41C7501E-5FCE-4728-A6DC-9DD6C0468496", "versionEndExcluding": "10.1.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a show_preauthpage NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing User-Agent header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). This problem was fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en OpenNDS Captive Portal antes de la versi\u00f3n 10.1.2. Tiene una desreferencia del puntero NULL show_preauthpage que se puede activar con un GET HTTP manipulado al que le falta un encabezado User-Agent. La activaci\u00f3n de este problema provoca el bloqueo de OpenNDS (una condici\u00f3n de denegaci\u00f3n de servicio)."}], "id": "CVE-2023-38320", "lastModified": "2024-11-21T08:13:19.533", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-17T06:15:33.667", "references": [{"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://github.com/openNDS/openNDS/releases/tag/v10.1.2"}, {"source": "cve@mitre.org", "url": "https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80"}, {"source": "cve@mitre.org", "url": "https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006/#sthash.2vJg3d85.dpbs"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://github.com/openNDS/openNDS/releases/tag/v10.1.2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/openwrt/routing/commit/0b19771fb2dd81e7c428759610aed583171eed80"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2023-006/#sthash.2vJg3d85.dpbs"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}