{"id":"CVE-2021-20732","aliases":["EUVD-2021-8146","GHSA-9jc3-jwwp-h9mw"],"status":"published","title":"The ATOM (ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for...","description":"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.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00486,"percentile":0.42172,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2021-06-09T01:05:25Z","modified":"2026-06-17T03:34:20Z","products":[{"vendor":"atom tech inc.","product":"atom"},{"vendor":"atomtech","product":"smart_life"}],"references":[{"url":"https://www.atomtech.co.jp/news/news/2055/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://jvn.jp/en/jp/JVN64064138/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20732"},{"url":"https://github.com/advisories/GHSA-9jc3-jwwp-h9mw"}],"sources":{"cve":[{"id":"CVE-2021-20732","description":"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.","status":"published","published":"2021-06-09T01:05:25Z","modified":"2024-08-03T17:53:21.907Z","updated_at":"2026-11-02T14:32:55.19484Z"}],"euvd":[{"id":"EUVD-2021-8146","description":"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.","status":"published","published":"2021-06-09T01:05:25Z","modified":"2024-08-03T17:53:21Z","updated_at":"2026-11-03T03:25:08.33351Z"}],"ghsa":[{"id":"GHSA-9jc3-jwwp-h9mw","title":"The ATOM (ATOM - Smart life App for Android versions prior to 1.8.1 and ATOM - Smart life App for...","description":"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.","status":"published","published":"2022-05-24T19:04:45Z","modified":"2023-01-29T05:06:57Z","cwes":["CWE-295"],"updated_at":"2026-11-02T14:46:07.768849Z"}],"nvd":[{"id":"CVE-2021-20732","description":"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.","status":"published","published":"2021-06-09T02:15:06.817Z","modified":"2026-06-17T03:34:20.253Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:06:54.439974Z"}]}}