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CVE-2021-21989

nvd nist
Published: May 24, 2021Modified: Jun 17, 2026

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6.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Exploitability: 2.0 / Impact: 4.0
Source: NVD

Description

VMware Workstation (16.x prior to 16.1.2) and Horizon Client for Windows (5.x prior to 5.5.2) contain out-of-bounds read vulnerability in the Cortado ThinPrint component (TTC Parser). A malicious actor with access to a virtual machine or remote desktop may be able to exploit these issues leading to information disclosure from the TPView process running on the system where Workstation or Horizon Client for Windows is installed.

Affected (2)

Vmware
2 products
Workstation
Horizon Client
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Workstation
From 16.0.0 to 16.1.2
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Horizon Client
From 5.0.0 to 5.5.2
Running on/withPlatform Versions
Microsoft
Windows
All versions

Related CWEs

CWE-125
Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.

References (4)

Source: security@vmware.com
PatchVendor Advisory
Source: security@vmware.com
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry

Timeline

No history available yet.