CVE-2021-25676

{"containers": {"cna": {"affected": [{"product": "RUGGEDCOM RM1224", "vendor": "Siemens", "versions": [{"status": "affected", "version": "V6.3"}]}, {"product": "SCALANCE M-800", "vendor": "Siemens", "versions": [{"status": "affected", "version": "V6.3"}]}, {"product": "SCALANCE S615", "vendor": "Siemens", "versions": [{"status": "affected", "version": "V6.3"}]}, {"product": "SCALANCE SC-600", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All Versions >= V2.1 and < V2.1.3"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and < V2.1.3). Multiple failed SSH authentication attempts could trigger a temporary Denial-of-Service under certain conditions. When triggered, the device will reboot automatically."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-307", "description": "CWE-307: Improper Restriction of Excessive Authentication Attempts", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-04-22T20:42:21.000Z", "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "shortName": "siemens"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "productcert@siemens.com", "ID": "CVE-2021-25676", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "RUGGEDCOM RM1224", "version": {"version_data": [{"version_value": "V6.3"}]}}, {"product_name": "SCALANCE M-800", "version": {"version_data": [{"version_value": "V6.3"}]}}, {"product_name": "SCALANCE S615", "version": {"version_data": [{"version_value": "V6.3"}]}}, {"product_name": "SCALANCE SC-600", "version": {"version_data": [{"version_value": "All Versions >= V2.1 and < V2.1.3"}]}}]}, "vendor_name": "Siemens"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and < V2.1.3). Multiple failed SSH authentication attempts could trigger a temporary Denial-of-Service under certain conditions. When triggered, the device will reboot automatically."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-307: Improper Restriction of Excessive Authentication Attempts"}]}]}, "references": {"reference_data": [{"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf", "refsource": "MISC", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf"}, {"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02", "refsource": "CONFIRM", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:11:27.563Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02"}]}]}, "cveMetadata": {"assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "assignerShortName": "siemens", "cveId": "CVE-2021-25676", "datePublished": "2021-03-15T17:03:31.000Z", "dateReserved": "2021-01-21T00:00:00.000Z", "dateUpdated": "2024-08-03T20:11:27.563Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "RUGGEDCOM RM1224", "vendor": "Siemens", "versions": [{"status": "affected", "version": "V6.3"}]}, {"product": "SCALANCE M-800", "vendor": "Siemens", "versions": [{"status": "affected", "version": "V6.3"}]}, {"product": "SCALANCE S615", "vendor": "Siemens", "versions": [{"status": "affected", "version": "V6.3"}]}, {"product": "SCALANCE SC-600", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All Versions >= V2.1 and < V2.1.3"}]}], "source": "productcert@siemens.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:ruggedcom_rm1224_firmware:6.3:*:*:*:*:*:*:*", "matchCriteriaId": "041588BC-B3E6-400F-AF25-869D38EE3A1D", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:ruggedcom_rm1224:-:*:*:*:*:*:*:*", "matchCriteriaId": "284DF779-D900-48B4-A177-7281CD445AB5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:scalance_m-800_firmware:6.3:*:*:*:*:*:*:*", "matchCriteriaId": "57AE2532-01C4-4E62-836B-48FA7B0D932A", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:scalance_m-800:-:*:*:*:*:*:*:*", "matchCriteriaId": "DFB9921A-5204-40A3-88AB-B7755F5C6875", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:scalance_s615_firmware:6.3:*:*:*:*:*:*:*", "matchCriteriaId": "A2B9767D-9249-4524-BA86-484610EDF9D1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:scalance_s615:-:*:*:*:*:*:*:*", "matchCriteriaId": "E917CBBB-EF41-4113-B0CA-EB91889235E7", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:scalance_sc-600_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FABE752D-A89A-4C2A-980E-AC75E471BA51", "versionEndExcluding": "2.1.3", "versionStartIncluding": "2.1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:scalance_sc-600:-:*:*:*:*:*:*:*", "matchCriteriaId": "725C671B-D7A0-48CF-8A31-5F9C4173F1DD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in RUGGEDCOM RM1224 (V6.3), SCALANCE M-800 (V6.3), SCALANCE S615 (V6.3), SCALANCE SC-600 (All Versions >= V2.1 and < V2.1.3). Multiple failed SSH authentication attempts could trigger a temporary Denial-of-Service under certain conditions. When triggered, the device will reboot automatically."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en RUGGEDCOM RM1224 (versi\u00f3n V6.3), SCALANCE M-800 (versi\u00f3n V6.3), SCALANCE S615 (versi\u00f3n V6.3), SCALANCE SC-600 (Todas las versiones posteriores a V2.1 y anteriores a V2.1.3) .&#xa0;M\u00faltiples intentos fallidos de autenticaci\u00f3n SSH podr\u00edan desencadenar una Denegaci\u00f3n de Servicio temporal en determinadas condiciones.&#xa0;Cuando es desencadenada, el dispositivo se reiniciar\u00e1 autom\u00e1ticamente"}], "id": "CVE-2021-25676", "lastModified": "2026-06-17T03:42:20.437", "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}], "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": "2021-03-15T17:15:22.127", "references": [{"source": "productcert@siemens.com", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf"}, {"source": "productcert@siemens.com", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-296266.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-068-02"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-307"}], "source": "productcert@siemens.com", "type": "Secondary"}]}

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