{"id":"CVE-2017-12363","aliases":["EUVD-2017-3936","GHSA-pq9m-xghm-3qrg"],"status":"published","title":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to...","description":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the welcome message to a meeting. A successful exploit could allow the attacker to modify the welcome message of any known meeting. Cisco Bug IDs: CSCvf68695.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01589,"percentile":0.75814,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264","CWE-668"],"published":"2017-11-30T09:00:00Z","modified":"2026-06-17T01:03:13Z","products":[{"vendor":"cisco","product":"webex_meetings_server"}],"references":[{"url":"http://www.securityfocus.com/bid/102000","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-webex3","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1039921","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-12363"},{"url":"https://github.com/advisories/GHSA-pq9m-xghm-3qrg"}],"sources":{"cve":[{"id":"CVE-2017-12363","description":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the welcome message to a meeting. A successful exploit could allow the attacker to modify the welcome message of any known meeting. Cisco Bug IDs: CSCvf68695.","status":"published","published":"2017-11-30T09:00:00Z","modified":"2024-08-05T18:36:56.087Z","cwes":["CWE-264"],"updated_at":"2026-11-02T14:33:17.264801Z"}],"euvd":[{"id":"EUVD-2017-3936","description":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the welcome message to a meeting. A successful exploit could allow the attacker to modify the welcome message of any known meeting. Cisco Bug IDs: CSCvf68695.","status":"published","published":"2017-11-30T09:00:00Z","modified":"2024-08-05T18:36:56Z","updated_at":"2026-11-03T02:23:21.695208Z"}],"ghsa":[{"id":"GHSA-pq9m-xghm-3qrg","title":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to...","description":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the welcome message to a meeting. A successful exploit could allow the attacker to modify the welcome message of any known meeting. Cisco Bug IDs: CSCvf68695.","status":"published","published":"2022-05-13T01:37:48Z","modified":"2023-02-01T05:09:09Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-668"],"updated_at":"2026-11-02T14:50:55.659003Z"}],"nvd":[{"id":"CVE-2017-12363","description":"A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the welcome message to a meeting. A successful exploit could allow the attacker to modify the welcome message of any known meeting. Cisco Bug IDs: CSCvf68695.","status":"published","published":"2017-11-30T09:29:01.417Z","modified":"2026-06-17T01:03:13.11Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-264","CWE-668"],"updated_at":"2026-11-02T14:04:09.7374Z"}]}}