CVE-2021-20732

{"containers": {"cna": {"affected": [{"product": "ATOM", "vendor": "ATOM tech Inc.", "versions": [{"status": "affected", "version": "ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for iOS versions prior to 1.8.2"}]}], "descriptions": [{"lang": "en", "value": "The ATOM (ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for iOS versions prior to 1.8.2) does not verify server certificate properly, which allows man-in-the-middle attackers to eavesdrop on encrypted communication via a crafted certificate."}], "problemTypes": [{"descriptions": [{"description": "Improper server certificate verification", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-06-09T01:05:24.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.atomtech.co.jp/news/news/2055/"}, {"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN64064138/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20732", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ATOM", "version": {"version_data": [{"version_value": "ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for iOS versions prior to 1.8.2"}]}}]}, "vendor_name": "ATOM tech Inc."}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The ATOM (ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for iOS versions prior to 1.8.2) does not verify server certificate properly, which allows man-in-the-middle attackers to eavesdrop on encrypted communication via a crafted certificate."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper server certificate verification"}]}]}, "references": {"reference_data": [{"name": "https://www.atomtech.co.jp/news/news/2055/", "refsource": "MISC", "url": "https://www.atomtech.co.jp/news/news/2055/"}, {"name": "https://jvn.jp/en/jp/JVN64064138/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN64064138/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:53:21.907Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.atomtech.co.jp/news/news/2055/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN64064138/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20732", "datePublished": "2021-06-09T01:05:25.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:53:21.907Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "ATOM", "vendor": "ATOM tech Inc.", "versions": [{"status": "affected", "version": "ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for iOS versions prior to 1.8.2"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:atomtech:smart_life:*:*:*:*:*:android:*:*", "matchCriteriaId": "94F767A0-E746-4ED9-B6C9-C95D3C58099B", "versionEndExcluding": "1.8.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:atomtech:smart_life:*:*:*:*:*:iphone_os:*:*", "matchCriteriaId": "DAEF5077-302D-4020-B885-F3D2FFE16175", "versionEndExcluding": "1.8.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The ATOM (ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for iOS versions prior to 1.8.2) does not verify server certificate properly, which allows man-in-the-middle attackers to eavesdrop on encrypted communication via a crafted certificate."}, {"lang": "es", "value": "ATOM (ATOM - Smart life App para versiones de Android anteriores a 1.8.1 y ATOM - Smart life App para versiones de iOS anteriores a 1.8.2) no verifica apropiadamente el certificado del servidor, permitiendo a atacantes de tipo man-in-the-middle espiar sobre la comunicaci\u00f3n cifrada por medio de un certificado dise\u00f1ado"}], "id": "CVE-2021-20732", "lastModified": "2026-06-17T03:34:20.253", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-09T02:15:06.817", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN64064138/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://www.atomtech.co.jp/news/news/2055/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN64064138/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.atomtech.co.jp/news/news/2055/"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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