- Vulnerability/
- USN-6365-1
USN-6365-1: Open VM Tools vulnerability
First published: Wed 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 | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/open-vm-tools | <2:12.1.5-3ubuntu0.23.04.2 | 2:12.1.5-3ubuntu0.23.04.2 |
| =23.04 | ||
| All of | ||
| ubuntu/open-vm-tools | <2:12.1.5-3~ubuntu0.22.04.3 | 2:12.1.5-3~ubuntu0.22.04.3 |
| =22.04 | ||
| All of | ||
| ubuntu/open-vm-tools | <2:11.3.0-2ubuntu0~ubuntu20.04.6 | 2:11.3.0-2ubuntu0~ubuntu20.04.6 |
| =20.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2023-20900
- https://ubuntu.com/security/notices/USN-6365-2
- https://launchpad.net/ubuntu/+source/open-vm-tools/2:12.1.5-3ubuntu0.23.04.2
- https://launchpad.net/ubuntu/+source/open-vm-tools/2:12.1.5-3~ubuntu0.22.04.3
- https://launchpad.net/ubuntu/+source/open-vm-tools/2:11.3.0-2ubuntu0~ubuntu20.04.6
- https://ubuntu.com/security/notices/USN-6365-1 (Advisory)
Frequently Asked Questions
What is the vulnerability ID?
USN-6365-1
What is the title of the vulnerability?
Open VM Tools vulnerability
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.
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.
What is the severity of the vulnerability?
This vulnerability is not assigned a severity rating.
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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