CVE-2021-27189

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.info-sec.ca/advisories/CIRA-Canadian-Shield.html", "name": "https://www.info-sec.ca/advisories/CIRA-Canadian-Shield.html", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "http://seclists.org/fulldisclosure/2021/Feb/72", "name": "20210223 CIRA Canadian Shield iOS Application - MITM SSL Certificate Vulnerability (CVE-2021-27189)", "tags": ["Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "http://packetstormsecurity.com/files/161507/CIRA-Canadian-Shield-Man-In-The-Middle.html", "name": "http://packetstormsecurity.com/files/161507/CIRA-Canadian-Shield-Man-In-The-Middle.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The CIRA Canadian Shield app before 4.0.13 for iOS lacks SSL Certificate Validation."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-295"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-27189", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.2}}, "publishedDate": "2021-02-23T00:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:cira:canadian_shield:*:*:*:*:*:iphone_os:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "4.0.13"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-02-26T18:20Z"}