{ "id": "CVE-2021-26620", "sourceIdentifier": "vuln@krcert.or.kr", "published": "2022-03-25T19:15:08.687", "lastModified": "2022-03-31T14:34:48.607", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "An improper authentication vulnerability leading to information leakage was discovered in iptime NAS2dual. Remote attackers are able to steal important information in the server by exploiting vulnerabilities such as insufficient authentication when accessing the shared folder and changing user\u2019s passwords." }, { "lang": "es", "value": "Se ha detectado una vulnerabilidad de autenticaci\u00f3n inapropiada conllevando a un filtrado de informaci\u00f3n en iptime NAS2dual. Los atacantes remotos son capaces de robar informaci\u00f3n importante en el servidor al explotar vulnerabilidades como la autenticaci\u00f3n insuficiente cuando es accedida a la carpeta compartida y son cambiadas las contrase\u00f1as de usuarios" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 }, { "source": "vuln@krcert.or.kr", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "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-287" } ] }, { "source": "vuln@krcert.or.kr", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-287" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas101_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "884756F6-7AD4-4427-A354-7C9428716CB8" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas101:-:*:*:*:*:*:*:*", "matchCriteriaId": "B46EE9BB-2CA6-49E1-BB46-9621805C89A0" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas1dual_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "0851FBDB-7C72-4072-9EA4-905F69C36CBC" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas1dual:-:*:*:*:*:*:*:*", "matchCriteriaId": "2ACEC464-70B3-452B-A1A3-594C697E3AB3" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas2dual_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "047128B3-8F89-48F0-8982-3C51B6CFC769" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas2dual:-:*:*:*:*:*:*:*", "matchCriteriaId": "271D21D5-A55E-4D4F-8473-5A7A67573DEA" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas3_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "CD158E92-E69D-47E8-BABA-16933160E1FE" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas3:-:*:*:*:*:*:*:*", "matchCriteriaId": "409E183B-5919-48FF-A121-EB89E58D1956" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas4_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "EE790ADF-B496-49CB-AF73-9612141DA38B" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas4:-:*:*:*:*:*:*:*", "matchCriteriaId": "5681FB7D-A7F5-48F1-AE10-79F5B64081E5" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas4dual_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "80AC9D9F-57CF-4BAC-8988-FCE44F53C4E8" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas4dual:-:*:*:*:*:*:*:*", "matchCriteriaId": "0429CC1A-B95C-4FB0-90D6-D6CAD8E1CC14" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas-i_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "06940CF1-703F-44E6-9078-B2F1E64EA745" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas-i:-:*:*:*:*:*:*:*", "matchCriteriaId": "CBE26B68-CC6F-4ABE-818A-8872A0753DC6" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas-ii_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "78BDB206-048A-4D12-9AFC-36B06DFDD49F" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas-ii:-:*:*:*:*:*:*:*", "matchCriteriaId": "8C101E48-A4C0-418A-9FBD-AF6B9115B0A9" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:iptime:nas-iie_firmware:*:*:*:*:*:windows:*:*", "versionEndExcluding": "1.4.82", "matchCriteriaId": "8410D8F2-D177-4A96-8BD4-F9A96ECE699A" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:iptime:nas-iie:-:*:*:*:*:*:*:*", "matchCriteriaId": "6B6F0961-E444-4519-BC03-9BFADEDF73EE" } ] } ] } ], "references": [ { "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66578", "source": "vuln@krcert.or.kr", "tags": [ "Third Party Advisory" ] } ] }