CVE-2018-14821

{"containers": {"cna": {"affected": [{"product": "RSLinx Classic", "vendor": "Rockwell Automation", "versions": [{"status": "affected", "version": "4.00.01 and prior"}]}], "datePublic": "2018-09-20T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally send a malformed CIP packet to Port 44818, causing the RSLinx Classic application to terminate. The user will need to manually restart the software to regain functionality."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "description": "HEAP-BASED BUFFER OVERFLOW CWE-122", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2018-09-21T09:57:01.000Z", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02"}, {"tags": ["x_refsource_MISC"], "url": "https://www.tenable.com/security/research/tra-2018-26"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "DATE_PUBLIC": "2018-09-20T00:00:00", "ID": "CVE-2018-14821", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "RSLinx Classic", "version": {"version_data": [{"version_value": "4.00.01 and prior"}]}}]}, "vendor_name": "Rockwell Automation"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally send a malformed CIP packet to Port 44818, causing the RSLinx Classic application to terminate. The user will need to manually restart the software to regain functionality."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "HEAP-BASED BUFFER OVERFLOW CWE-122"}]}]}, "references": {"reference_data": [{"name": "https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02", "refsource": "MISC", "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02"}, {"name": "https://www.tenable.com/security/research/tra-2018-26", "refsource": "MISC", "url": "https://www.tenable.com/security/research/tra-2018-26"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T09:38:13.969Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.tenable.com/security/research/tra-2018-26"}]}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2018-14821", "datePublished": "2018-09-20T20:00:00.000Z", "dateReserved": "2018-08-01T00:00:00.000Z", "dateUpdated": "2024-09-17T00:35:32.767Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "RSLinx Classic", "vendor": "Rockwell Automation", "versions": [{"status": "affected", "version": "4.00.01 and prior"}]}], "source": "ics-cert@hq.dhs.gov"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:rockwellautomation:rslinx:*:*:*:*:classic:*:*:*", "matchCriteriaId": "8A2F3687-1906-476D-9947-B4A02AAA1E24", "versionEndIncluding": "4.00.01", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally send a malformed CIP packet to Port 44818, causing the RSLinx Classic application to terminate. The user will need to manually restart the software to regain functionality."}, {"lang": "es", "value": "Rockwell Automation RSLinx Classic en versiones 4.00.01 y anteriores. Esta vulnerabilidad podr\u00eda permitir que un actor de amenaza remoto no autenticado env\u00ede de forma intencional un paquete CIP mal formado al puerto 44818, lo que provoca que la aplicaci\u00f3n RSLinx Classic se termine. El usuario necesitar\u00e1 reiniciar manualmente el software para recuperar la funcionalidad."}], "id": "CVE-2018-14821", "lastModified": "2026-06-17T01:41:42.527", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-09-20T19:29:00.470", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.tenable.com/security/research/tra-2018-26"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.tenable.com/security/research/tra-2018-26"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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