CVE-2021-42711: High severity barracuda network access client vulnerability

Published Dec 1, 2021
·
Updated

Barracuda Network Access Client before 5.2.2 creates a Temporary File in a Directory with Insecure Permissions. This file is executed with SYSTEM privileges when an unprivileged user performs a repair operation.

Affected Software

1 affected component
Barracuda Network Access Client Windows<5.2.2

Event History

Dec 1, 2021
CVE Published
via MITRE·10:46 PM
Data Sourced
via MITRE·10:46 PM
Description
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2021-42711?

CVE-2021-42711 is a vulnerability in Barracuda Network Access Client before 5.2.2 that allows an unprivileged user to execute a file with SYSTEM privileges.

2

How severe is CVE-2021-42711?

CVE-2021-42711 has a severity rating of 7.8, which is considered high.

3

What software is affected by CVE-2021-42711?

Barracuda Network Access Client version up to exclusive 5.2.2 on Windows systems is affected by CVE-2021-42711.

4

How can I fix CVE-2021-42711?

To fix CVE-2021-42711, it is recommended to update Barracuda Network Access Client to version 5.2.2 or later.

5

Is there any additional information available on CVE-2021-42711?

Yes, you can find more information about CVE-2021-42711 in the GitHub repository of Mandiant Vulnerability Disclosures.

Contact

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