Buffer Overflow Vulnerability in Dell BIOSConnect Feature
CVE-2021-21572

7.2HIGH

Key Information:

Vendor

Dell
Status
BiOSconnect
Vendor
CVE Published:
24 June 2021

What is CVE-2021-21572?

The Dell BIOSConnect feature is susceptible to a buffer overflow that allows an authenticated malicious admin user with local access to exploit the system. This vulnerability could lead to the execution of arbitrary code, effectively bypassing UEFI restrictions, which poses a significant threat to system integrity and security.

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Affected Version(s)

BIOSConnect < unspecified

References

https://www.dell.com/support/kbdoc/en-us/000188682
x_refsource_MISC

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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