Important
VMSA-2022-0024
7.0
2022-08-23
2022-08-23 (Initial Advisory)
CVE-2022-31676
VMware Tools update addresses a local privilege escalation vulnerability (CVE-2022-31676)
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
VMware Tools 10.3.25 only applies to the older Linux releases.
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 | Windows | CVE-2022-31676 | important
| None | None | ||
VMware Tools | 12.x.y, 11.x.y | Linux | CVE-2022-31676 | important
| None | None | ||
VMware Tools | 10.x.y | Linux | CVE-2022-31676 | important
| None | None |
4. References
Fixed Version(s) and Release Notes:
VMware Tools 12.1.0
Downloads and Documentation:
https://docs.vmware.com/en/VMware-Tools/12.1/rn/VMware-Tools-1210-Release-Notes.html
VMware Tools 10.3.25
https://docs.vmware.com/en/VMware-Tools/10.3/rn/VMware-Tools-10325-Release-Notes.html
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31676
FIRST CVSSv3 Calculator:
CVE-2022-31676: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
5. Change Log
2022-08-23 VMSA-2022-0024
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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