What’s Vulnerable › Vulnerabilities

CVE-2021-21552

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-21 · updated 2026-06-17
• Weakness: CWE-863

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 products

• Microsoft Windows 10 Version 1607: through 2019
• Microsoft Windows 10 Version 1607: through WIE10 LTSC 2019

References

• https://www.dell.com/support/kbdoc/en-us/000186134/dsa-2021-096-dell-wyse-windows-embedded-system-security-update-for-an-improper-authorization-vulnerability
• https://www.dell.com/support/kbdoc/en-us/000186134/dsa-2021-096-dell-wyse-windows-embedded-system-security-update-for-an-improper-authorization-vulnerability

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