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AUSCERT External Security Bulletin Redistribution
ESB-2018.0766
Workstation and Fusion updates address a denial-of-service vulnerability
16 March 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: VMware Workstation and Fusion
Publisher: VMWare
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-6957
Original Bulletin:
https://www.vmware.com/security/advisories/VMSA-2018-0008.html
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VMware Security Advisory
Advisory ID: VMSA-2018-0008
Severity: Important
Synopsis: Workstation and Fusion updates address a denial-of-service
vulnerability
Issue date: 2018-03-15
Updated on: 2018-03-15 (Initial Advisory)
CVE number: CVE-2018-6957
1. Summary
Workstation and Fusion updates address a denial-of-service
vulnerability
2. Relevant Products
VMware Workstation Pro / Player (Workstation)
VMware Fusion Pro / Fusion (Fusion)
3. Problem Description
Denial-of-service vulnerability through VNC
VMware Workstation and Fusion contain a denial-of-service
vulnerability which can be triggered by opening a large number
of VNC sessions.
Note: In order for exploitation to be possible on Workstation and
Fusion, VNC must be manually enabled.
VMware would like to thank Lilith Wyatt of Cisco Talos for reporting
this issue to us.
The Common Vulnerabilities and Exposures project (cve.mitre.org) has
assigned the identifier CVE-2018-6957 to this issue.
Column 5 of the following table lists the action required to
remediate the vulnerability in each release, if a solution is
available.
VMware Product Running Replace with/ Mitigation
Product Version on Severity Apply patch Workaround
============== ======= ======= ========= ============= ==========
Workstation 14.x Any Important 14.1.1 None
Workstation 12.x Any Important N/A KB52934
Fusion 10.x OS X Important 10.1.1 None
Fusion 8.x OS X Important N/A KB52934
4. Solution
Please review the patch/release notes for your product and
version and verify the checksum of your downloaded file.
VMware Workstation Pro 14.1.1
Downloads and Documentation:
https://www.vmware.com/go/downloadworkstation
https://www.vmware.com/support/pubs/ws_pubs.html
VMware Workstation Player 14.1.1
Downloads and Documentation:
https://www.vmware.com/go/downloadplayer
https://www.vmware.com/support/pubs/player_pubs.html
VMware Fusion Pro / Fusion 10.1.1
Downloads and Documentation:
https://www.vmware.com/go/downloadfusion
https://www.vmware.com/support/pubs/fusion_pubs.html
5. References
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6957
https://kb.vmware.com/s/article/52934
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6. Change log
2018-03-15 VMSA-2018-0008
Initial security advisory in conjunction with the release of VMware
Workstation and Fusion Workaround KB on 2018-03-15.
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7. Contact
E-mail list for product security notifications and announcements:
http://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
http://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 2018 VMware Inc. All rights reserved.
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