{"id":"CVE-2018-18568","aliases":["EUVD-2018-10288","GHSA-9g4x-h99q-xhpc"],"status":"published","title":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to...","description":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.","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":"2026-11-09","score":0.00734,"percentile":0.54675,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2018-10-24T22:00:00Z","modified":"2026-06-17T01:47:31Z","products":[{"vendor":"polycom","product":"unified_communications_software"},{"vendor":"polycom","product":"vvx_500_firmware"},{"vendor":"polycom","product":"vvx_601_firmware"}],"references":[{"url":"https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-027.txt","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://seclists.org/bugtraq/2018/Oct/36","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-18568"},{"url":"https://github.com/advisories/GHSA-9g4x-h99q-xhpc"}],"sources":{"cve":[{"id":"CVE-2018-18568","description":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.","status":"published","published":"2018-10-24T22:00:00Z","modified":"2024-08-05T11:15:59.735Z","updated_at":"2026-11-02T14:35:11.799349Z"}],"euvd":[{"id":"EUVD-2018-10288","description":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.","status":"published","published":"2018-10-24T22:00:00Z","modified":"2024-08-05T11:15:59Z","updated_at":"2026-11-03T02:39:35.790696Z"}],"ghsa":[{"id":"GHSA-9g4x-h99q-xhpc","title":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to...","description":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.","status":"published","published":"2022-05-13T01:09:33Z","modified":"2023-02-01T05:03:27Z","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"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:50:03.389119Z"}],"nvd":[{"id":"CVE-2018-18568","description":"Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.","status":"published","published":"2018-10-24T22:29:01.79Z","modified":"2026-06-17T01:47:31.353Z","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":"2026-11-02T14:04:46.409324Z"}]}}