VMSA-2022-0015

Moderate


VMSA-2022-0015

5.8

2022-05-24

2022-05-24 (Initial Advisory)

CVE-2022-22977

VMware Tools for Windows update addresses an XML External Entity (XXE) vulnerability (CVE-2022-22977)
1. Impacted Products


  • VMware Tools for Windows
2. Introduction


An XML External Entity (XXE) vulnerability in VMware Tools for Windows was privately reported to VMware. Updates are available to remediate this vulnerability in affected VMware products.

3. XML External Entity (XXE) vulnerability (CVE-2022-22977)

Description



VMware Tools for Windows contains an XML External Entity (XXE) vulnerability. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 5.8.

Known Attack Vectors



A malicious actor with non-administrative local user privileges in the Windows guest OS, where VMware Tools is installed, may exploit this issue leading to a denial-of-service condition or unintended information disclosure.

Resolution



To remediate CVE-2022-22977 apply the patches listed in the ‘Fixed Version’ column of the ‘Response Matrix’ found below.

Workarounds



None.

Additional Documentation



None.

Notes



None.

Acknowledgements



VMware would like to thank ycdxsb of VARAS@IIE, Jake Baines of Rapid7 and Sascha Meyer of GAI NetConsult GmbH for reporting this issue to us.

Response Matrix

Product Version Running On CVE Identifier CVSSv3 Severity Fixed Version Workarounds Additional Documentation
VMware Tools for Windows
12.0.0, 11.x.y and 10.x.y
Windows
CVE-2022-22977
moderate

None
None
4. References
5. Change Log


2022-05-24 VMSA-2022-0015
Initial security advisory.

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

Copyright 2022 VMware Inc. All rights reserved.

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