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CVE-2021-21987

Published: May 24, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-125
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.6%
Top 57.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:CC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-125

Affected Products

Omnissa Horizon ClientOmnissa
SaaSSaaS Service
Cloud & SaaS / saas-application
VMWare WorkstationBroadcom Inc.
On-premDesktop App
Cloud & SaaS / virtualization
VMware Workstation Pro / Player (Workstation), VMware Horizon Client for Windowsn/a
workstationvmware
On-premDesktop App
Cloud & SaaS / virtualization
horizon clientvmware
On-prem
Cloud & SaaS / virtualization
omnissacommercialUSCloud & SaaSaka omnissa workspace one access connector, omnissa horizon client, workspace one access
broadcom inc.commercialUSCloud & SaaSaka vmware by broadcom
vmwarecommercialUSCloud & SaaSaka vmware inc

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://www.vmware.com/security/advisories/VMSA-2021-0009.html
vmware.com
https://nvd.nist.gov/vuln/detail/CVE-2021-21987
nvd.nist.gov
https://www.cybersecurity-help.cz/vdb/SB2021052406
cybersecurity-help.cz
and 2 more references View all →

Timeline

Published
May 24, 2021
Last Updated
Nov 21, 2024

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