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
4. References
Fixed Version(s) and Release Notes:
VMware Tools for Windows 12.0.5
Downloads and Documentation:
https://docs.vmware.com/en/VMware-Tools/12.0/rn/VMware-Tools-1205-Release-Notes.html
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22977
FIRST CVSSv3 Calculator:
CVE-2022-22977: https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L
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
E-mail: security@vmware.com
PGP key at:
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
Copyright 2022 VMware Inc. All rights reserved.
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