What is CVE-2021-32084?

CVE-2021-32084 is a critical-severity vulnerability in Quest Kace Systems Management Appliance, classified under Improper Access Control. CVSS score: 9.8/10. Published 2026-07-27.

How severe is CVE-2021-32084?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Quest Kace Systems Management Appliance

CVE-2021-32084

An issue was discovered in Quest KACE Systems Deployment Appliance (SMA) 11.0.273. If a customer restricts access to the web console by IP address or subnets, the API endpoints are not restricted. If credentials/API keys are known to an attacker, the appliance can still be accessed via the API, leading to a potential compromise of the entire environment that is configured for KACE.

EPSS: 0.003 (25.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Quest Kace_systems_management_appliance — versions 11.0.273
N/a — versions n/a

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

cve@mitre.org (Product)
cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2021-32084?: CVE-2021-32084 is a critical-severity vulnerability in Quest Kace Systems Management Appliance, classified under Improper Access Control. CVSS score: 9.8/10. Published 2026-07-27.
How severe is CVE-2021-32084?: Critical severity. CVSS v3 base score is 9.8 out of 10.