{"cve":"CVE-2017-12363","nvd":{"published":"2017-11-30T09:29:01.417","modified":"2026-06-17T01:03:13.110","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3},"cwes":["CWE-668","CWE-264"],"references":["http://www.securityfocus.com/bid/102000","http://www.securitytracker.com/id/1039921","https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-webex3","http://www.securityfocus.com/bid/102000","http://www.securitytracker.com/id/1039921"],"products":["cisco:webex_meetings_server"],"source":"nvd","synced_at":"2026-10-19T20:47:01.408438353+00:00"},"epss":{"cve":"CVE-2017-12363","score":0.01589,"percentile":0.75641,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}