{"cve":"CVE-2019-19866","nvd":{"published":"2020-02-21T16:15:11.637","modified":"2026-06-17T02:27:22.207","status":"Modified","description":"Atos Unify OpenScape UC Web Client V9 before version V9 R4.31.0 and V10 before version V10 R0.6.0 allows remote attackers to obtain sensitive information. By iterating the value of conferenceId to getMailFunction in the JSON API, one can enumerate all conferences scheduled on the platform, with their numbers and access PINs.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-639"],"references":["https://networks.unify.com/security/advisories/OBSO-2002-01.pdf","https://unify.com/en/support/security-advisories","https://networks.unify.com/security/advisories/OBSO-2002-01.pdf","https://unify.com/en/support/security-advisories"],"products":["atos:unify_openscape_uc_web_client"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2019-19866","score":0.01919,"percentile":0.79895,"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."]}