Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2022.0042
VMSA-2022-0001 - VMware Workstation, Fusion and ESXi updates address a
heap-overflow vulnerability (CVE-2021-22045)
5 January 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: VMware ESXi
VMware Workstation
VMware Fusion
VMware Cloud Foundation
Publisher: VMWare
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
VMware ESX Server
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-22045
Original Bulletin:
https://www.vmware.com/security/advisories/VMSA-2022-0001.html
- --------------------------BEGIN INCLUDED TEXT--------------------
Advisory ID: VMSA-2022-0001
CVSSv3 Range: 7.7
Issue Date: 2022-01-04
Updated On: 2022-01-04 (Initial Advisory)
CVE(s): CVE-2021-22045
Synopsis: VMware Workstation, Fusion and ESXi updates address a heap-overflow
vulnerability (CVE-2021-22045)
1. Impacted Products
o VMware ESXi
o VMware Workstation
o VMware Fusion
o VMware Cloud Foundation
2. Introduction
A heap-overflow vulnerability in VMware Workstation, Fusion and ESXi was
privately reported to VMware. Updates are available to remediate this
vulnerability in affected VMware products.
3. VMware Workstation, Fusion and ESXi updates address a heap-overflow
vulnerability (CVE-2021-22045)
Description
The CD-ROM device emulation in VMware Workstation, Fusion and ESXi has a
heap-overflow vulnerability. VMware has evaluated the severity of this issue to
be in the Important severity range with a maximum CVSSv3 base score of 7.7.
Known Attack Vectors
A malicious actor with access to a virtual machine with CD-ROM
device emulation may be able to exploit this vulnerability in conjunction with
other issues to execute code on the hypervisor from a virtual machine.
Resolution
To remediate CVE-2021-22045 apply the patches listed in the 'Fixed Version'
column of the 'Response Matrix' found below.
Workarounds
Workarounds for CVE-2021-22045 have been listed in the 'Workarounds' column of
the 'Response Matrix' below.
Additional Documentation
None.
Notes
Successful exploitation requires CD image to be attached to the virtual
machine.
Acknowledgements
VMware would like to thank Jaanus K\xc3\xa4\xc3\xa4p, Clarified Security
working with Trend Micro Zero Day Initiative for reporting this vulnerability
to us.
Response Matrix
Product Version Running CVE Identifier CVSSv3 Severity Fixed Version Workarounds Additional
On Documentation
ESXi 7.0 Any CVE-2021-22045 7.7 important Patch Pending KB87249 None
ESXi 6.7 Any CVE-2021-22045 7.7 important ESXi670-202111101-SG KB87249 None
ESXi 6.5 Any CVE-2021-22045 7.7 important ESXi650-202110101-SG KB87249 None
Workstation 16.x Any CVE-2021-22045 7.7 important 16.2.0 KB87206 None
Fusion 12.x OS X CVE-2021-22045 7.7 12.2.0 KB87207 None
important
Impacted Product Suites that Deploy Response Matrix Components:
Product Version Running CVE Identifier CVSSv3 Severity Fixed Workarounds Additional
On Version Documentation
VMware
Cloud 4.x Any CVE-2021-22045 7.7 important Patch KB87249 None
Foundation Pending
(ESXi)
VMware
Cloud 3.x Any CVE-2021-22045 7.7 important Patch KB87249 None
Foundation Pending
(ESXi)
4. References
Fixed Version(s) and Release Notes:
VMware ESXi 6.7
Downloads and Documentation:
https://customerconnect.vmware.com/patch/
https://docs.vmware.com/en/VMware-vSphere/6.7/rn/esxi670-202111001.html#
esxi670-202111101-sg-resolved
VMware ESXi 6.5
Downloads and Documentation:
https://customerconnect.vmware.com/patch/
https://docs.vmware.com/en/VMware-vSphere/6.5/rn/esxi650-202110001.html
VMware Workstation 16.2.0
Downloads and Documentation:
https://customerconnect.vmware.com/en/downloads/details?downloadGroup=
WKST-1620-WIN&productId=1038&rPId=75715
https://docs.vmware.com/en/VMware-Workstation-Pro/16.2.0/rn/
VMware-Workstation-1620-Pro-Release-Notes.html
VMware Fusion 12.2.0
Downloads and Documentation:
https://customerconnect.vmware.com/downloads/details?downloadGroup=FUS-1220&
productId=1040&rPId=75335
https://docs.vmware.com/en/VMware-Fusion/12.2.0/rn/
VMware-Fusion-1220-Release-Notes.html
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22045
FIRST CVSSv3 Calculator:
CVE-2021-22045 : https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:H/
PR:N/UI:R/S:C/C:H/I:H/A:H
5. Change Log
2022-01-04 VMSA-2022-0001
Initial security advisory.
6. Contact
E-mail list for product security notifications and announcements:
https://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
https://www.auscert.org.au/bulletins/
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=MD3r
-----END PGP SIGNATURE-----