USN-6365-1: Open VM Tools vulnerability

Published Sep 13, 2023
·
Updated

It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker could possibly use this issue to bypass SAML token signature verification and perform VMware Tools Guest Operations.

Affected Software

6 affected componentsFixes available
All of the following
ubuntu/open-vm-tools<2:12.1.5-3ubuntu0.23.04.2
2:12.1.5-3ubuntu0.23.04.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/open-vm-tools<2:12.1.5-3~ubuntu0.22.04.3
2:12.1.5-3~ubuntu0.22.04.3
Ubuntu Ubuntu=22.04
All of the following
ubuntu/open-vm-tools<2:11.3.0-2ubuntu0~ubuntu20.04.6
2:11.3.0-2ubuntu0~ubuntu20.04.6
Ubuntu Ubuntu=20.04

Event History

Sep 13, 2023
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID?

USN-6365-1

2

What is the title of the vulnerability?

Open VM Tools vulnerability

3

What is the description of the vulnerability?

Open VM Tools incorrectly handles SAML tokens, allowing a remote attacker to bypass SAML token signature verification and perform VMware Tools Guest Operations.

4

Which software is affected by this vulnerability?

Open VM Tools version 2:12.1.5-3ubuntu0.23.04.2, version 2:12.1.5-3~ubuntu0.22.04.3, and version 2:11.3.0-2ubuntu0~ubuntu20.04.6 on Ubuntu 23.04, 22.04, and 20.04 respectively.

5

What is the severity of the vulnerability?

This vulnerability is not assigned a severity rating.

6

How can I fix this vulnerability?

Update to Open VM Tools version 2:12.1.5-3ubuntu0.23.04.2, 2:12.1.5-3~ubuntu0.22.04.3, or 2:11.3.0-2ubuntu0~ubuntu20.04.6 depending on your Ubuntu version.

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