CVE-2021-29418

{"id": "CVE-2021-29418", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2021-03-30T07:15:13.113", "references": [{"url": "https://github.com/rs/node-netmask/commit/3f19a056c4eb808ea4a29f234274c67bc5a848f4", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20210604-0001/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://vuln.ryotak.me/advisories/6", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This (in some situations) allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for CVE-2021-28918."}, {"lang": "es", "value": "El paquete netmask versiones anteriores a 2.0.1 para Node.js, maneja inapropiadamente determinados caracteres inesperados en una cadena de direcciones IP, como un d\u00edgito octal de 9. Esto (en algunas situaciones) permite a atacantes omitir el control de acceso que es basado en direcciones IP. NOTA: este problema se presenta debido a una correcci\u00f3n incompleta para el CVE-2021-28918."}], "lastModified": "2021-06-08T13:52:16.913", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:netmask_project:netmask:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "3CFF67CA-6DE5-47E3-9D52-EA33D9F3B17C", "versionEndExcluding": "2.0.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}