CVE-2021-21552

What it is

Dell Wyse Windows Embedded System versions WIE10 LTSC 2019 and earlier contain an improper authorization vulnerability. A local authenticated malicious user with low privileges may potentially exploit this vulnerability to bypass the restricted environment and perform unauthorized actions on the affected system.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. Limited direct impact.

Exploit odds

1.0% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2021-05-21 20:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 03:35 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.0% in the next 30 days (EPSS).
• Severity: 5.2 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2021-05-21 20:15 UTC

Last modified

2026-06-17 03:35 UTC

Exploit probability

1.0% · EPSS, next 30 days

Weakness

CWE-863 · Incorrect authorization

Record status

Modified

Affected

• Microsoft Windows 10 ≤ 2019

Attack profile CVSS 3.1 · 5.2

Attack vector

Local

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2021-21552.md and follow it. Check whether this project is affected by CVE-2021-21552. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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