{"id":"CVE-2021-39981","aliases":["EUVD-2021-26337","GHSA-w897-x6rf-c833"],"status":"published","title":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling...","description":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling number.Successful exploitation of this vulnerability allows you to make an anonymous call.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00484,"percentile":0.42235,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-01-03T21:07:25Z","modified":"2026-06-17T04:04:30Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://device.harmonyos.com/en/docs/security/update/security-bulletins-202110-0000001162998526","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39981"},{"url":"https://github.com/advisories/GHSA-w897-x6rf-c833"}],"sources":{"cve":[{"id":"CVE-2021-39981","description":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling number.Successful exploitation of this vulnerability allows you to make an anonymous call.","status":"published","published":"2022-01-03T21:07:25Z","modified":"2024-08-04T02:20:34.371Z","updated_at":"2026-11-02T14:33:09.540052Z"}],"euvd":[{"id":"EUVD-2021-26337","description":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling number.Successful exploitation of this vulnerability allows you to make an anonymous call.","status":"published","published":"2022-01-03T21:07:25Z","modified":"2024-08-04T02:20:34Z","updated_at":"2026-11-03T03:24:21.810275Z"}],"ghsa":[{"id":"GHSA-w897-x6rf-c833","title":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling...","description":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling number.Successful exploitation of this vulnerability allows you to make an anonymous call.","status":"published","published":"2022-01-04T00:00:24Z","modified":"2023-02-03T05:03:40Z","updated_at":"2026-11-02T14:53:24.247018Z"}],"nvd":[{"id":"CVE-2021-39981","description":"Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling number.Successful exploitation of this vulnerability allows you to make an anonymous call.","status":"published","published":"2022-01-03T22:15:10.627Z","modified":"2026-06-17T04:04:30.47Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:03.418194Z"}]}}