CVE-2019-3977

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.tenable.com/security/research/tra-2019-46", "name": "https://www.tenable.com/security/research/tra-2019-46", "tags": ["Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "RouterOS 6.45.6 Stable, RouterOS 6.44.5 Long-term, and below insufficiently validate where upgrade packages are download from when using the autoupgrade feature. Therefore, a remote attacker can trick the router into \"upgrading\" to an older version of RouterOS and possibly reseting all the system's usernames and passwords."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-494"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-3977", "ASSIGNER": "vulnreport@tenable.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 8.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:C/A:P", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 7.8, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2019-10-29T19:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "6.44.5"}, {"cpe23Uri": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:-:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "6.45.6"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-11-01T18:37Z"}