CVE-2020-5357 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:H

Reference

https://www.dell.com/support/article/SLN321564

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.0