Executive Summary

Summary
Title - VMware ESXi, Workstation, and Fusion updates address uninitialized stack memory usage
Informations
Name VMSA-2018-0027 First vendor Publication 2018-11-09
Vendor VMware Last vendor Modification 2018-11-09
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

a. vmxnet3 uninitialized stack memory usage

VMware ESXi, Fusion and Workstation contain uninitialized stack memory usage in the vmxnet3 virtual network adapter. This issue may allow a guest to execute code on the host. The issue is present if vmxnet3 is enabled. Non vmxnet3 virtual adapters are not affected by this issue.

VMware would like to thank the organizers of GeekPwn2018 and security researcher Zhangyanyu of Chaitin Tech for reporting this issue to us.

The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2018-6981 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.

b. vmxnet3 uninitialized stack memory usage

VMware ESXi, Fusion and Workstation contain uninitialized stack memory usage in the vmxnet3 virtual network adapter. This issue may lead to an information leak from host to guest. The issue is present if vmxnet3 is enabled. Non vmxnet3 virtual adapters are not affected by this issue.

VMware would like to thank the organizers of GeekPwn2018 and security researcher Zhangyanyu of Chaitin Tech for reporting this issue to us.

The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the identifier CVE-2018-6982 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.

Original Source

Url : http://www.vmware.com/security/advisories/VMSA-2018-0027.html

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 110
Os 3

Nessus® Vulnerability Scanner

Date Description
2018-11-12 Name : A virtualization application installed on the remote macOS or Mac OS X host i...
File : macosx_fusion_vmsa_2018_0027.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
Date Informations
2019-02-05 21:21:51
  • Multiple Updates
2018-12-04 17:21:54
  • Multiple Updates
2018-11-09 17:18:49
  • First insertion