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CVE-2021-21552

HIGH
8.8
CVSS Score
Published: May 21, 2021 at 08:05 PM UTC
Updated: June 17, 2026 at 03:35 AM UTC
4 products affected across 2 vendorsWindows 10Wyse 5070 Thin ClientWyse 5470 All-In-One Thin Client

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Severity
HIGH8.8
Exploit prediction
EPSS 1.0%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Windows 10· Microsoft
95%
v ≤ 2019v ≤ WIE10 LTSC 2019
dell-wyse-5070-thin-client (environment) · dell-wyse-5470-all-in-one-thin-client (environment) · dell-wyse-5470-thin-client (environment)
Wyse 5070 Thin Client· Delldevice
80%
All versions
Wyse 5470 All-In-One Thin Client· Delldevice
80%
All versions
Wyse 5470 Thin Client· Delldevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://www.dell.com/support/kbdoc/en-us/000186134/dsa-2021-096-dell-wyse-windows-embedded-system-security-update-for-an-improper-authorization-vulnerability

CVSS

8.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-863NVD-CWE-Other

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