CVE-2020-3991
HIGHVMware Horizon Client 5.0.0-5.4.x - Denial of Service via Symbolic Link Attack
Title source: llmDescription
VMware Horizon Client for Windows (5.x before 5.5.0) contains a denial-of-service vulnerability due to a file system access control issue during install time. Successful exploitation of this issue may allow an attacker to overwrite certain admin privileged files through a symbolic link attack at install time. This will result into a denial-of-service condition on the machine where Horizon Client for Windows is installed.
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://www.vmware.com/security/advisories/VMSA-2020-0022.html
Scores
CVSS v3
7.1
EPSS
0.0004
EPSS Percentile
11.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Details
Status
published
Products (1)
vmware/horizon_client
5.0.0 - 5.5.0
Published
Oct 16, 2020
Tracked Since
Feb 18, 2026