CVE-2021-3915

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/bookstackapp/bookstack/commit/ae155d67454d6b9f6c93b2bb457aaa4b2eb1a9ed", "name": "https://github.com/bookstackapp/bookstack/commit/ae155d67454d6b9f6c93b2bb457aaa4b2eb1a9ed", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://huntr.dev/bounties/fcb65f2d-257a-46f4-bac9-f6ded5649079", "name": "https://huntr.dev/bounties/fcb65f2d-257a-46f4-bac9-f6ded5649079", "tags": ["Exploit", "Patch", "Third Party Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "bookstack is vulnerable to Unrestricted Upload of File with Dangerous Type"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-434"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-3915", "ASSIGNER": "security@huntr.dev"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 3.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:P/I:N/A:N", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.1}}, "publishedDate": "2021-11-13T10:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "21.10.3"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-11-17T18:56Z"}