CVE-2020-5357: Dell Dock WD15 Firmware

Medium severity, CVSS 6.0. EPSS: 0.3% chance of exploitation in the next 30 days.

Dell Dock Firmware Update Utilities for Dell Client Consumer and Commercial docking stations contain an Arbitrary File Overwrite vulnerability. The vulnerability is limited to the Dell Dock Firmware Update Utilities during the time window while being executed by an administrator. During this time window, a locally authenticated low-privileged malicious user could exploit this vulnerability by tricking an administrator into overwriting arbitrary files via a symlink attack. The vulnerability does not affect the actual binary payload that the update utility delivers.

Affected products

• Dell Dock WD15 Firmware: before 1.0.8 (fixed in 1.0.8)
• Dell Dock WD19 Firmware: before 1.0.14 (fixed in 1.0.14)
• Dell Precision Dual USB-C Thunderbolt Dock - TB18DC Firmware: before 1.0.10 (fixed in 1.0.10)
• Dell Thunderbolt Dock TB16 Firmware: before 1.0.4 (fixed in 1.0.4)

Published 2020-05-28. Last modified 2026-06-17.