CVE-2021-36284: Dell Latitude 5310 2-In-1 Firmware

Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Dell Latitude 5310 2-In-1 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Latitude 5320 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Latitude 5400 Firmware: before 1.7.1 (fixed in 1.7.1)
• Dell Latitude 5411 Firmware: before 1.6.0 (fixed in 1.6.0)
• Dell Latitude 5500 Firmware: before 1.8.0 (fixed in 1.8.0)
• Dell Latitude 5511 Firmware: before 1.7.1 (fixed in 1.7.1)
• Dell Latitude 5520 Firmware: before 1.6.0 (fixed in 1.6.0)
• Dell Latitude 7212 Rugged Extreme Tablet Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Latitude 7280 Firmware: before 1.9.1 (fixed in 1.9.1)
• Dell Latitude 7320 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Latitude 7370 Firmware: before 1.7.1 (fixed in 1.7.1)
• Dell Latitude 7420 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Latitude 7480 Firmware: before 1.7.1 (fixed in 1.7.1)
• Dell Latitude 9410 Firmware: before 1.7.1 (fixed in 1.7.1)
• Dell Latitude 9510 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Latitude 9520 Firmware: before 1.6.0 (fixed in 1.6.0)
• Dell Optiplex 3080 Firmware: before 1.5.2 (fixed in 1.5.2)
• Dell Optiplex 3280 Aio Firmware: before 1.2.0 (fixed in 1.2.0)
• Dell Optiplex 7480 Aio Firmware: before 1.2.0 (fixed in 1.2.0)
• Dell Precision 3551 Ffirmware: before 1.6.2 (fixed in 1.6.2)
• Dell Precision 3640 Tower Firmware: before 1.7.1 (fixed in 1.7.1)

Published 2021-09-28. Last modified 2026-06-17.