CVE-2020-3986: Medium severity vmware horizon client vulnerability
VMware Workstation (15.x) and Horizon Client for Windows (5.x before 5.4.4) contain an out-of-bounds read vulnerability in Cortado ThinPrint component (EMF Parser). A malicious actor with normal access to a virtual machine may be able to exploit these issues to create a partial denial-of-service condition or to leak memory from TPView process running on the system where Workstation or Horizon Client for Windows is installed.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-3986?
CVE-2020-3986 is a vulnerability in VMware Workstation (15.x) and Horizon Client for Windows (5.x before 5.4.4), which allows for an out-of-bounds read in the Cortado ThinPrint component.
How severe is CVE-2020-3986?
CVE-2020-3986 has a severity rating of 6.1 (medium).
Which software versions are affected by CVE-2020-3986?
VMware Horizon Client versions between 5.0.0 and 5.4.3, and VMware Workstation versions between 15.0.0 and 15.9.3 are affected by CVE-2020-3986.
What is the impact of CVE-2020-3986?
A malicious actor with normal access to a virtual machine may be able to exploit CVE-2020-3986 to create a partial denial-of-service condition.
How can I fix CVE-2020-3986?
To fix CVE-2020-3986, update to VMware Horizon Client version 5.4.4 or later, or update to VMware Workstation version 15.9.4 or later.