{"cve":"CVE-2021-23890","nvd":{"published":"2021-03-26T10:15:12.397","modified":"2026-06-17T03:38:59.493","status":"Modified","description":"Information leak vulnerability in the Agent Handler of McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 10 allows an unauthenticated user to download McAfee product packages (specifically McAfee Agent) available in ePO repository and install them on their own machines to have it managed and then in turn get policy details from the ePO server. This can only happen when the ePO Agent Handler is installed in a Demilitarized Zone (DMZ) to service machines not connected to the network through a VPN.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5},"cwes":["CWE-200"],"references":["https://kc.mcafee.com/corporate/index?page=content&id=SB10352","https://kc.mcafee.com/corporate/index?page=content&id=SB10352"],"products":["mcafee:epolicy_orchestrator"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-23890","score":0.00906,"percentile":0.59878,"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."]}