{"id":"CVE-2017-13871","aliases":["EUVD-2017-5386","GHSA-6w5f-r2vm-m768"],"status":"published","title":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue...","description":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the \"Mail\" component. It allows remote attackers to read cleartext e-mail content (for which S/MIME encryption was intended) by leveraging the lack of installation of an S/MIME certificate by the recipient.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0148,"percentile":0.74092,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2017-12-25T21:00:00Z","modified":"2026-06-17T01:05:19Z","products":[{"vendor":"apple","product":"mac_os_x"}],"references":[{"url":"https://support.apple.com/HT208331","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1039966","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/102099","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-13871"},{"url":"https://github.com/advisories/GHSA-6w5f-r2vm-m768"}],"sources":{"cve":[{"id":"CVE-2017-13871","description":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the \"Mail\" component. It allows remote attackers to read cleartext e-mail content (for which S/MIME encryption was intended) by leveraging the lack of installation of an S/MIME certificate by the recipient.","status":"published","published":"2017-12-25T21:00:00Z","modified":"2024-08-05T19:13:41.283Z","updated_at":"2026-11-02T14:33:17.903346Z"}],"euvd":[{"id":"EUVD-2017-5386","description":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the \"Mail\" component. It allows remote attackers to read cleartext e-mail content (for which S/MIME encryption was intended) by leveraging the lack of installation of an S/MIME certificate by the recipient.","status":"published","published":"2017-12-25T21:00:00Z","modified":"2024-08-05T19:13:41Z","updated_at":"2026-11-03T02:23:18.651125Z"}],"ghsa":[{"id":"GHSA-6w5f-r2vm-m768","title":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue...","description":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the \"Mail\" component. It allows remote attackers to read cleartext e-mail content (for which S/MIME encryption was intended) by leveraging the lack of installation of an S/MIME certificate by the recipient.","status":"published","published":"2022-05-13T01:43:16Z","modified":"2023-02-02T05:00:55Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T14:51:04.373532Z"}],"nvd":[{"id":"CVE-2017-13871","description":"An issue was discovered in certain Apple products. macOS before 10.13.2 is affected. The issue involves the \"Mail\" component. It allows remote attackers to read cleartext e-mail content (for which S/MIME encryption was intended) by leveraging the lack of installation of an S/MIME certificate by the recipient.","status":"published","published":"2017-12-25T21:29:14.95Z","modified":"2026-06-17T01:05:19.047Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:11.215487Z"}]}}