{"cve":"CVE-2019-3766","nvd":{"published":"2019-09-27T21:15:10.283","modified":"2026-06-17T02:35:33.257","status":"Modified","description":"Dell EMC ECS versions prior to 3.4.0.0 contain an improper restriction of excessive authentication attempts vulnerability. An unauthenticated remote attacker may potentially perform a password brute-force attack to gain access to the targeted accounts.","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:H/A:H","score":9.8},"cwes":["CWE-307"],"references":["https://www.dell.com/support/security/en-us/details/537465/DSA-2019-140-Dell-EMC-Elastic-Cloud-Storage-ECS-Improper-Restriction-of-Excessive-Authenticatio","https://www.dell.com/support/security/en-us/details/537465/DSA-2019-140-Dell-EMC-Elastic-Cloud-Storage-ECS-Improper-Restriction-of-Excessive-Authenticatio"],"products":["dell:emc_elastic_cloud_storage"],"source":"nvd","synced_at":"2026-10-19T20:59:10.855360465+00:00"},"epss":{"cve":"CVE-2019-3766","score":0.0195,"percentile":0.80223,"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."]}