Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Horizon Client | >= 5.0.0, < 5.5.0 |
| Microsoft | Windows | - |
References
- https://www.vmware.com/security/advisories/VMSA-2020-0022.htmlPatchVendor Advisory
- https://www.vmware.com/security/advisories/VMSA-2020-0022.htmlPatchVendor Advisory
FAQ
What is CVE-2020-3991?
CVE-2020-3991 is a vulnerability with a CVSS score of 7.1 (HIGH). 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...
How severe is CVE-2020-3991?
CVE-2020-3991 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-3991?
Check the references section above for vendor advisories and patch information. Affected products include: Vmware Horizon Client, Microsoft Windows.