{"id":"CVE-2017-6870","aliases":["EUVD-2017-15924","GHSA-fhhq-wp7p-mxf8"],"status":"published","title":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions...","description":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions before V1.0.2.2). The existing TLS protocol implementation could allow an attacker to read and modify data within a TLS session while performing a Man-in-the-Middle (MitM) attack.","severity":{"version":"3.0","score":7.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00948,"percentile":0.61414,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-300"],"published":"2017-08-08T00:00:00Z","modified":"2026-06-17T01:23:14Z","products":[{"vendor":"siemens","product":"simatic wincc sm@rtclient for android"},{"vendor":"siemens","product":"simatic_wincc_sm\\@rtclient"}],"references":[{"url":"http://www.securityfocus.com/bid/99582","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-589378.pdf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-6870"},{"url":"https://github.com/advisories/GHSA-fhhq-wp7p-mxf8"}],"sources":{"cve":[{"id":"CVE-2017-6870","description":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions before V1.0.2.2). The existing TLS protocol implementation could allow an attacker to read and modify data within a TLS session while performing a Man-in-the-Middle (MitM) attack.","status":"published","published":"2017-08-08T00:00:00Z","modified":"2024-08-05T15:41:17.673Z","cwes":["CWE-300"],"updated_at":"2026-11-02T14:33:16.916541Z"}],"euvd":[{"id":"EUVD-2017-15924","description":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions before V1.0.2.2). The existing TLS protocol implementation could allow an attacker to read and modify data within a TLS session while performing a Man-in-the-Middle (MitM) attack.","status":"published","published":"2017-08-08T00:00:00Z","modified":"2024-08-05T15:41:17Z","updated_at":"2026-11-03T02:39:10.49179Z"}],"ghsa":[{"id":"GHSA-fhhq-wp7p-mxf8","title":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions...","description":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions before V1.0.2.2). The existing TLS protocol implementation could allow an attacker to read and modify data within a TLS session while performing a Man-in-the-Middle (MitM) attack.","status":"published","published":"2022-05-13T01:36:23Z","modified":"2025-04-20T03:42:23Z","cvss":[{"version":"3.0","score":7.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-300"],"updated_at":"2026-11-02T15:01:49.538564Z"}],"nvd":[{"id":"CVE-2017-6870","description":"A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions before V1.0.2.2). The existing TLS protocol implementation could allow an attacker to read and modify data within a TLS session while performing a Man-in-the-Middle (MitM) attack.","status":"published","published":"2017-08-08T00:29:00.227Z","modified":"2026-06-17T01:23:14.957Z","cvss":[{"version":"3.0","score":7.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-300"],"updated_at":"2026-11-02T14:03:57.282351Z"}]}}