Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.
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CVE-2021-21573
CVSS 3.1 · 7.2 High
EPSS < 1%
KEV · Not listed
Vendors
Products
CVE-2021-21572
Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.
CVSS 3.1 · 7.2 High
EPSS < 1%
KEV · Not listed
Vendors
Products
CVE-2021-21571
Dell UEFI BIOS https stack leveraged by the Dell BIOSConnect feature and Dell HTTPS Boot feature contains an improper certificate validation vulnerability. A remote unauthenticated attacker may exploit this vulnerability using a person-in-the-middle attack which may lead to a denial of service and payload tampering.
CVSS 3.1 · 5.9 Medium
EPSS < 1%
KEV · Not listed
Vendors
Products