CVE-2021-20132

{"containers": {"cna": {"affected": [{"product": "Quagga Services on D-Link DIR-2640 Routers", "vendor": "n/a", "versions": [{"status": "affected", "version": "<= 1.11B02"}]}], "descriptions": [{"lang": "en", "value": "Quagga Services on D-Link DIR-2640 less than or equal to version 1.11B02 use default hard-coded credentials, which can allow a remote attacker to gain administrative access to the zebra or ripd those services. Both are running with root privileges on the router (i.e., as the \"admin\" user, UID 0)."}], "problemTypes": [{"descriptions": [{"description": "Use of Hard-coded Credentials", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-12-30T21:30:59.000Z", "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "shortName": "tenable"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.tenable.com/security/research/tra-2021-44"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vulnreport@tenable.com", "ID": "CVE-2021-20132", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Quagga Services on D-Link DIR-2640 Routers", "version": {"version_data": [{"version_value": "<= 1.11B02"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Quagga Services on D-Link DIR-2640 less than or equal to version 1.11B02 use default hard-coded credentials, which can allow a remote attacker to gain administrative access to the zebra or ripd those services. Both are running with root privileges on the router (i.e., as the \"admin\" user, UID 0)."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Use of Hard-coded Credentials"}]}]}, "references": {"reference_data": [{"name": "https://www.tenable.com/security/research/tra-2021-44", "refsource": "MISC", "url": "https://www.tenable.com/security/research/tra-2021-44"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:30:07.307Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.tenable.com/security/research/tra-2021-44"}]}]}, "cveMetadata": {"assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "assignerShortName": "tenable", "cveId": "CVE-2021-20132", "datePublished": "2021-12-30T21:30:59.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:30:07.307Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Quagga Services on D-Link DIR-2640 Routers", "vendor": "n/a", "versions": [{"status": "affected", "version": "<= 1.11B02"}]}], "source": "vulnreport@tenable.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dir-2640-us_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "ACE0B76E-0581-4A2B-92D2-A1D7A93B098E", "versionEndIncluding": "1.11b02", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dir-2640-us:-:*:*:*:*:*:*:*", "matchCriteriaId": "894C2BD1-B610-4F15-864E-92D6B515488D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Quagga Services on D-Link DIR-2640 less than or equal to version 1.11B02 use default hard-coded credentials, which can allow a remote attacker to gain administrative access to the zebra or ripd those services. Both are running with root privileges on the router (i.e., as the \"admin\" user, UID 0)."}, {"lang": "es", "value": "Los servicios de Quagga en el D-Link DIR-2640 menores o iguales a versi\u00f3n 1.11B02, usan credenciales predeterminadas embebidas, que pueden permitir a un atacante remoto conseguir acceso administrativo a zebra o al ripd de esos servicios. Ambos son ejecutados con privilegios de root en el router (es decir, como el usuario \"admin\", UID 0)."}], "id": "CVE-2021-20132", "lastModified": "2026-06-17T03:33:19.637", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 8.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-30T22:15:07.863", "references": [{"source": "vulnreport@tenable.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.tenable.com/security/research/tra-2021-44"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.tenable.com/security/research/tra-2021-44"}], "sourceIdentifier": "vulnreport@tenable.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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