CVE-2021-3485: Improper Input Validation in Bitdefender Endpoint Security Tools for Linux

Published May 24, 2021
·
Updated

An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155.

Affected Software

1 affected component
Bitdefender Endpoint Security Tools Linux<6.2.21.155

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Bitdefender Endpoint Security Tools for Linux to a version that resolves this vulnerability.

    Fixed in 6.2.21.155

Event History

May 24, 2021
CVE Published
via MITRE·01:30 PM
Data Sourced
via MITRE·01:30 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2021-3485?

CVE-2021-3485 is an Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux.

2

How does CVE-2021-3485 affect Bitdefender Endpoint Security Tools for Linux?

CVE-2021-3485 allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution.

3

What is the severity of CVE-2021-3485?

The severity of CVE-2021-3485 is medium with a CVSS score of 6.6.

4

How can I fix CVE-2021-3485?

Apply the necessary updates provided by Bitdefender to address the vulnerability.

5

Are there any references for CVE-2021-3485?

Yes, you can find more information about CVE-2021-3485 in the following references: [link1](https://herolab.usd.de/security-advisories/usd-2021-0014/) [link2](https://www.bitdefender.com/support/security-advisories/improper-input-validation-in-bitdefender-endpoint-security-tools-for-linux-va-9769)

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