Important

VMSA-2022-0024.1
7.0
2022-08-23
2022-09-02
CVE-2022-31676
VMware Tools update addresses a local privilege escalation vulnerability (CVE-2022-31676)

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1. Impacted Products
  • VMware Tools
2. Introduction

VMware Tools was impacted by a local privilege escalation vulnerability. Updates are available to remediate this vulnerability in affected VMware products.

3. Local privilege escalation vulnerability (CVE-2022-31676)

Description

VMware Tools contains a local privilege escalation vulnerability. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 7.0.

Known Attack Vectors

A malicious actor with local non-administrative access to the Guest OS can escalate privileges as a root user in the virtual machine.

Resolution

To remediate CVE-2022-31676 apply the patches listed in the 'Fixed Version' column of the 'Response Matrix' found below.

Workarounds

None.

Additional Documentation

None.

Notes

  • 2022/08/23: VMware Tools 10.3.25 only applies to the older Linux releases.
  • 2022/09/02: A version of open-vm-tools that addresses CVE-2022-31676 will be distributed by Linux vendors. 
  • 2022/09/02: ** - Fixed version may differ based on the Linux distribution version and the distribution vendor.

Acknowledgements

None.

 

Response Matrix

Product Version Running On CVE Identifier CVSSv3 Severity Fixed Version Workarounds Additional Documentation
VMware Tools
12.x.y, 11.x.y and 10.x.y
Windows
CVE-2022-31676
important
None
None
VMware Tools (open-vm-tools)
12.x.y, 11.x.y and 10.x.y
Linux
CVE-2022-31676
important
12.1.0**
None
None
VMware Tools
10.x.y
Linux
CVE-2022-31676
important
None
None
4. References
5. Change Log

2022-08-23 VMSA-2022-0024
Initial security advisory.

2022-09-02 VMSA-2022-0024.1
Updated security advisory response matrix impacted products and added a note for open-vm-tools.

 

6. Contact

E-mail list for product security notifications and announcements:

https://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce 

 

This Security Advisory is posted to the following lists:  

security-announce@lists.vmware.com  

bugtraq@securityfocus.com  

fulldisclosure@seclists.org 

 

E-mail: security@vmware.com

PGP key at:

https://kb.vmware.com/kb/1055 

 

VMware Security Advisories

https://www.vmware.com/security/advisories 

 

VMware Security Response Policy

https://www.vmware.com/support/policies/security_response.html 

 

VMware Lifecycle Support Phases

https://www.vmware.com/support/policies/lifecycle.html 

 

VMware Security & Compliance Blog  

https://blogs.vmware.com/security 

 

Twitter

https://twitter.com/VMwareSRC

 

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