{ "id": "CVE-2021-31399", "sourceIdentifier": "cve@mitre.org", "published": "2021-08-13T13:15:08.380", "lastModified": "2021-08-24T21:52:58.400", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "On 2N Access Unit 2.0 2.31.0.40.5 devices, an attacker can pose as the web relay for a man-in-the-middle attack." }, { "lang": "es", "value": "En los dispositivos 2N Access Unit versi\u00f3n 2.0 2.31.0.40.5, un atacante puede hacerse pasar por el rel\u00e9 web para un ataque de tipo man-in-the-middle." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.2, "impactScore": 3.6 }, { "source": "cve@mitre.org", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "LOW", "baseScore": 4.6, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.1, "impactScore": 2.5 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE", "baseScore": 4.3 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-295" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:2n:access_unit_2.0_firmware:2.31.0.40.5:*:*:*:*:*:*:*", "matchCriteriaId": "1B23941D-43B0-44F8-9A2B-AE21EC99D392" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:2n:access_unit_2.0:-:*:*:*:*:*:*:*", "matchCriteriaId": "EF27E985-412C-43E7-9518-05F2E6CA5232" } ] } ] } ], "references": [ { "url": "https://excellium-services.com/cert-xlm-advisory/cve-2021-31399/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.2n.cz/en_GB/products/ip-access-control/2n-access-unit-2", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] } ] }