CVE-2021-34803: High severity visam vbase vulnerability

Published Jun 16, 2021
·
Updated

TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.

Affected Software

9 affected components
VISAM VBASE Pro-RT/ Server-RT (Web Remote)=11.6.0.6
TeamViewer TeamViewer<9.0.259145
TeamViewer TeamViewer>=10.0.2551<10.0.259144
TeamViewer TeamViewer>=11.0.90968<11.0.259143
TeamViewer TeamViewer>=12.0.92876<12.0.259142
TeamViewer TeamViewer>=13.0.5058<13.2.36222
TeamViewer TeamViewer>=14.0.8346<14.2.56678
TeamViewer TeamViewer>=14.3.4730<14.7.48644
Microsoft Windows

Event History

Jun 16, 2021
CVE Published
via MITRE·02:46 PM
Data Sourced
via MITRE·02:46 PM
Description
Aug 4, 2024
Data Sourced
via ICS·01:51 AM
SeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2021-34803?

The severity of CVE-2021-34803 is high with a score of 7.8.

2

What is CVE-2021-34803?

CVE-2021-34803 refers to an issue in TeamViewer before 14.7.48644 on Windows where untrusted DLLs can be loaded in certain situations.

3

Which versions of TeamViewer on Windows are affected by CVE-2021-34803?

Versions 9.0.259145 to 14.7.48644 of TeamViewer on Windows are affected by CVE-2021-34803.

4

How can I fix CVE-2021-34803?

To fix CVE-2021-34803, you should update TeamViewer to version 14.7.48644 or later.

5

Where can I find more information about CVE-2021-34803?

You can find more information about CVE-2021-34803 [here](https://community.teamviewer.com/English/discussion/111147/windows-v9-0-259145), [here](https://community.teamviewer.com/English/discussion/111149/windows-v10-0-259144), and [here](https://community.teamviewer.com/English/discussion/111150/windows-v11-0-259143).

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