{"cve":"CVE-2021-21532","nvd":{"published":"2021-04-02T22:15:13.410","modified":"2026-06-17T03:35:43.760","status":"Modified","description":"Dell Wyse ThinOS 8.6 MR9 contains remediation for an improper management server validation vulnerability that could be potentially exploited to redirect a client to an attacker-controlled management server, thus allowing the attacker to change the device configuration or certificate file.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","score":6.3},"cwes":["CWE-20","CWE-16"],"references":["https://www.dell.com/support/kbdoc/en-us/000184665/dsa-2021-069-dell-wyse-thinos-8-6-security-update-for-an-improper-management-server-validation-vulnerabilitydsa-2021-069-dell-wyse-thinos-8-6-security-update-for-an-improper-management-server-validation-","https://www.dell.com/support/kbdoc/en-us/000184665/dsa-2021-069-dell-wyse-thinos-8-6-security-update-for-an-improper-management-server-validation-vulnerabilitydsa-2021-069-dell-wyse-thinos-8-6-security-update-for-an-improper-management-server-validation-"],"products":["dell:wyse_thinos"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-21532","score":0.00214,"percentile":0.11746,"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."]}