CVE-2020-5523

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.hokugin.co.jp/info/archives/personal/2020/1913.html", "name": "https://www.hokugin.co.jp/info/archives/personal/2020/1913.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.ashikagabank.co.jp/appbanking/pdf/oshirase.pdf", "name": "https://www.ashikagabank.co.jp/appbanking/pdf/oshirase.pdf", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://www.dokodemobank.ne.jp/info_20200128_bankingapp.html", "name": "http://www.dokodemobank.ne.jp/info_20200128_bankingapp.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.sihd-bk.jp/common_v2/pdf/20200127.pdf", "name": "https://www.sihd-bk.jp/common_v2/pdf/20200127.pdf", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.naganobank.co.jp/soshiki/2/app-ssl.html", "name": "https://www.naganobank.co.jp/soshiki/2/app-ssl.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.shikokubank.co.jp/info/apps20200128.html", "name": "https://www.shikokubank.co.jp/info/apps20200128.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.77bank.co.jp/pdf/oshirase/20012801_appvulnerability.pdf", "name": "https://www.77bank.co.jp/pdf/oshirase/20012801_appvulnerability.pdf", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.hokkaidobank.co.jp/common/dat/2020/0120/15795047141946146699.pdf", "name": "https://www.hokkaidobank.co.jp/common/dat/2020/0120/15795047141946146699.pdf", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://jvn.jp/en/jp/JVN28845872/index.html", "name": "http://jvn.jp/en/jp/JVN28845872/index.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.tohoku-bank.co.jp/news/topics/200128_applissl.html", "name": "https://www.tohoku-bank.co.jp/news/topics/200128_applissl.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Android App 'MyPallete' and some of the Android banking applications based on 'MyPallete' do not verify X.509 certificates from servers, and also do not properly validate certificates with host-mismatch, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-295"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-5523", "ASSIGNER": "vultures@jpcert.or.jp"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 4.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.4, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.2}}, "publishedDate": "2020-01-28T06:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:77bank:77_bank:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.0.1"}, {"cpe23Uri": "cpe:2.3:a:ashikagabank:ashigin:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.0.4"}, {"cpe23Uri": "cpe:2.3:a:hokkaidobank:dogin:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "3.0.1"}, {"cpe23Uri": "cpe:2.3:a:hokugin:hokuriku_bank_portal:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.0.1"}, {"cpe23Uri": "cpe:2.3:a:naganobank:nagagin:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.0.1"}, {"cpe23Uri": "cpe:2.3:a:nttdata:mypallete:-:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:shikokubank:shikoku_bank:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.0.1"}, {"cpe23Uri": "cpe:2.3:a:sihd-bk:ikeda_senshu_bank:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "3.0.4"}, {"cpe23Uri": "cpe:2.3:a:tohoku-bank:tougin:*:*:*:*:*:android:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.0.1"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-01-31T20:24Z"}