CVE-2020-3991
low-risk
Published 2020-10-16
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.
Do I need to act?
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0.04% 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
7
CVSS 7.1/10
High
LOCAL
/ LOW complexity
Affected Products (1)
Affected Vendors
27
/ 100
low-risk
Severity
22/34 · High
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal