Out-of-bounds Read in VMware Horizon Client
CVE-2020-3987
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 (EMR STRETCHDIBITS 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.
Vulnerability class: Buffer Overflow
EPSS: 0.003 (22.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L.
Affected products
- Vmware Horizon_client
- Vmware Workstation_player
- Vmware Workstation_pro
- N/a Vmware Workstation And Horizon Client For Windows — versions VMware Workstation (15.x), Horizon Client for Windows (5.x before 5.4.4)
Weakness classification (CWE)
References
- security@vmware.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3987?
- CVE-2020-3987 is a medium-severity vulnerability in VMware Horizon Client, classified under Out-of-bounds Read. CVSS score: 6.1/10. Published 2020-09-16.
- How severe is CVE-2020-3987?
- Medium severity. CVSS v3 base score is 6.1 out of 10.