CVE-2021-41531

{"containers": {"cna": {"affected": [{"product": "Routinator", "vendor": "NLnet Labs", "versions": [{"lessThanOrEqual": "0.9.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "We would like to thank Job Snijders for reporting the issue."}], "datePublic": "2021-09-21T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "NLnet Labs Routinator prior to 0.10.0 produces invalid RTR payload if an RPKI CA uses too large values in the max-length parameter in a ROA. This will lead to RTR clients such as routers to reject the RPKI data set, effectively disabling Route Origin Validation."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-1288", "description": "CWE-1288: Improper Validation of Consistency within Input", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-21T13:23:17.000Z", "orgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6", "shortName": "NLnet Labs"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt"}], "title": "Invalid RPKI data could disable Route Origin Validation on RTR clients.", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "sep@nlnetlabs.nl", "DATE_PUBLIC": "2021-09-21T00:00:00.000Z", "ID": "CVE-2021-41531", "STATE": "PUBLIC", "TITLE": "Invalid RPKI data could disable Route Origin Validation on RTR clients."}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Routinator", "version": {"version_data": [{"version_affected": "<=", "version_value": "0.9.0"}]}}]}, "vendor_name": "NLnet Labs"}]}}, "credit": [{"lang": "eng", "value": "We would like to thank Job Snijders for reporting the issue."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "NLnet Labs Routinator prior to 0.10.0 produces invalid RTR payload if an RPKI CA uses too large values in the max-length parameter in a ROA. This will lead to RTR clients such as routers to reject the RPKI data set, effectively disabling Route Origin Validation."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-1288: Improper Validation of Consistency within Input"}]}]}, "references": {"reference_data": [{"name": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt", "refsource": "MISC", "url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:15:29.202Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt"}]}]}, "cveMetadata": {"assignerOrgId": "206fc3a0-e175-490b-9eaa-a5738056c9f6", "assignerShortName": "NLnet Labs", "cveId": "CVE-2021-41531", "datePublished": "2021-09-21T13:23:17.982Z", "dateReserved": "2021-09-20T00:00:00.000Z", "dateUpdated": "2024-09-16T20:27:40.850Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Routinator", "vendor": "NLnet Labs", "versions": [{"lessThanOrEqual": "0.9.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "sep@nlnetlabs.nl"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nlnetlabs:routinator:*:*:*:*:*:*:*:*", "matchCriteriaId": "FB8BED71-E3B6-4F42-8A5E-07DCFE189686", "versionEndExcluding": "0.10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "NLnet Labs Routinator prior to 0.10.0 produces invalid RTR payload if an RPKI CA uses too large values in the max-length parameter in a ROA. This will lead to RTR clients such as routers to reject the RPKI data set, effectively disabling Route Origin Validation."}, {"lang": "es", "value": "NLnet Labs Routinator versiones anteriores a 0.10.0, produce una carga \u00fatil RTR no v\u00e1lida si una CA RPKI usa valores demasiado grandes en el par\u00e1metro de longitud m\u00e1xima en un ROA. Esto conlleva a que los clientes RTR, como los enrutadores, rechacen el conjunto de datos RPKI, deshabilitando efectivamente la Comprobaci\u00f3n del Origen de Ruta"}], "id": "CVE-2021-41531", "lastModified": "2026-06-17T04:08:35.960", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "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": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-21T14:15:07.663", "references": [{"source": "sep@nlnetlabs.nl", "tags": ["Vendor Advisory"], "url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt"}], "sourceIdentifier": "sep@nlnetlabs.nl", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1288"}], "source": "sep@nlnetlabs.nl", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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