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CVE-2020-3988

MEDIUM
6.1
CVSS Score
Published: September 16, 2020 at 04:14 PM UTC
Updated: June 17, 2026 at 03:19 AM UTC
4 products affected across 1 vendorWorkstation ProHorizon ClientWorkstation Player

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.3%

Description

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 (JPEG2000 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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Horizon Client· VMware
95%
v < 5.4.45.0.0 ≤ v < 5.4.4
Affected range stops below 5.4.4, so it looks safe — our inference, not a vendor statement
Workstation Player· VMware
95%
15.0.0 ≤ v < 16.0.0
Affected range stops below 16.0.0, so it looks safe — our inference, not a vendor statement
Workstation Pro· VMware
95%
15.0.0 ≤ v < 16.0.0
Affected range stops below 16.0.0, so it looks safe — our inference, not a vendor statement
Workstation· VMware
60%
v < 5.4.4
Affected range stops below 5.4.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.vmware.com/security/advisories/VMSA-2020-0020.html

CVSS

6.1MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125

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