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AUSCERT External Security Bulletin Redistribution
ESB-2019.3959
VMSA-2019-0019 - VMware ESXi, Workstation and Fusion updates
address a denial-of-service vulnerability
25 October 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: VMware ESXi
VMWare Workstation
VMWare Fusion
Publisher: VMWare
Operating System: Virtualisation
VMware ESX Server
Impact/Access: Access Privileged Data -- Existing Account
Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-5536 CVE-2019-5522
Reference: ESB-2019.2043
Original Bulletin:
https://www.vmware.com/security/advisories/VMSA-2019-0019.html
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VMware Security Advisories
+-----------+-----------------------------------------------------------------+
|Advisory ID|VMSA-2019-0019 |
+-----------+-----------------------------------------------------------------+
|Advisory |Moderate |
|Severity | |
+-----------+-----------------------------------------------------------------+
|CVSSv3 |6.3 |
|Range | |
+-----------+-----------------------------------------------------------------+
|Synopsis |VMware ESXi, Workstation and Fusion updates address a |
| |denial-of-service vulnerability (CVE-2019-5536) |
+-----------+-----------------------------------------------------------------+
|Issue Date |2019-10-24 |
+-----------+-----------------------------------------------------------------+
|Updated On |2019-10-24 (Initial Advisory) |
+-----------+-----------------------------------------------------------------+
|CVE(s) |CVE-2019-5536 |
+-----------+-----------------------------------------------------------------+
1. Impacted Products
o VMware vSphere ESXi (ESXi)
o VMware Workstation Pro / Player (Workstation)
o VMware Fusion Pro / Fusion (Fusion)
2. Introduction
VMware ESXi, Workstation and Fusion contain a denial-of-service
vulnerability. Patches and workarounds are available to remediate this
vulnerability in affected VMware products.
3. VMware ESXi, Workstation and Fusion shader denial-of-service vulnerability
(CVE-2019-5536)
Description:
VMware ESXi, Workstation and Fusion contain a denial-of-service vulnerability
in the shader functionality. VMware has evaluated the severity of this issue to
be in the Moderate severity range with a maximum CVSSv3 base score of 6.3.
Known Attack Vectors:
Successful exploitation of this issue may allow attackers with normal user
privileges to create a denial-of-service condition on their own VM.
Resolution:
To remediate CVE-2019-5536, apply the patches listed in the 'Fixed Version'
column of the 'Resolution Matrix' found below.
Workarounds:
The workaround for this issue involves disabling the 3D-acceleration feature.
Please see the 'Workarounds' column of the 'Resolution Matrix' found below.
Additional Documentations:
None.
Notes:
Exploitation of this issue require an attacker to have access to a virtual
machine with 3D graphics enabled. It is not enabled by default on ESXi and is
enabled by default on Workstation and Fusion.
Acknowledgements:
VMware would like to thank Piotr Bania of Cisco Talos for reporting this issue
to us.
Response Matrix:
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
|Product |Version|Running|CVE |CVSSV3|Severity|Fixed Version |Workarounds |Additional|
| | |On |Identifier | | | | |Documents |
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
|ESXi |6.7 |Any |CVE-2019-5522|6.3 |Moderate|ESXi670-201908101-SG|see VMSA-2018-0025|None |
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
|ESXi |6.5 |Any |CVE-2019-5536|6.3 |Moderate|ESXi650-201910401-SG|see VMSA-2018-0025|None |
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
|ESXi |6.0 |Any |CVE-2019-5536|N/A |N/A |Not affected |N/A |N/A |
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
|Workstation|15.x |Any |CVE-2019-5536|6.3 |Moderate|15.5.0 |see VMSA-2018-0025|None |
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
|Fusion |11.x |OS X |CVE-2019-5536|6.3 |Moderate|11.5.0 |see VMSA-2018-0025|None |
+-----------+-------+-------+-------------+------+--------+--------------------+------------------+----------+
4. References
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5536
FIRST CVSSv3 Calculator:
https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/
I:N/A:H
Fixed Version(s) and Release Notes:
VMware ESXi 6.7 U3
Downloads and Documentation:
https://my.vmware.com/web/vmware/details?productId=742&downloadGroup=ESXI67U3
https://docs.vmware.com/en/VMware-vSphere/6.7/rn/
vsphere-esxi-67u3-release-notes.html
VMware ESXi 6.5 EP16
Downloads and Documentation:
https://my.vmware.com/group/vmware/patch#search
VMware Workstation Pro 15.5.0
Downloads and Documentation:
https://www.vmware.com/go/downloadworkstation
https://docs.vmware.com/en/VMware-Workstation-Pro/index.html
VMware Workstation Player 15.5.0
Downloads and Documentation:
https://www.vmware.com/go/downloadplayer
https://docs.vmware.com/en/VMware-Workstation-Player/index.html
VMware Fusion 11.5.0
Downloads and Documentation:
https://www.vmware.com/go/downloadfusion
https://docs.vmware.com/en/VMware-Fusion/index.html
5. Change log
2019-10-24: VMSA-2019-0019
Initial security advisory in conjunction with the release of ESXi 6.5 patch on
2019-10-24.
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 2019 VMware Inc. All rights reserved.
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