High severity · published May 21, 2021
CVE-2021-21552
Dell Wyse Windows Embedded System versions WIE10 LTSC 2019 and earlier contain an improper authorization vulnerability
8.8
CVSS
1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WI
Windows · Microsoft
through 2019 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21552
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21552
Patch
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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