CVE-2021-36284

moderate-risk
Published 2021-09-28

Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive admin password attempt mitigations in order to carry out a brute force attack.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.7/10 Medium
LOCAL / LOW complexity

Affected Products (20)

Optiplex 3280 Aio Firmware
Optiplex 7480 Aio Firmware
Precision 3551 Ffirmware

Affected Vendors

Dell

References (2)

Vendor Advisory https://www.dell.com/support/kbdoc/000191495
Vendor Advisory https://www.dell.com/support/kbdoc/000191495
39
/ 100
moderate-risk
Severity 19/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 20/34 · Moderate