SB2018110912 - Multiple vulnerabilities in VMware ESXi, Workstation, and Fusion



SB2018110912 - Multiple vulnerabilities in VMware ESXi, Workstation, and Fusion

Published: November 9, 2018

Security Bulletin ID SB2018110912
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Adjecent network
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2018-6981)

The vulnerability allows an adjacent attacker to execute arbitrary code on the target system.

The weakness exists due to uninitialized stack memory usage in the vmxnet3 virtual network adapter. A remote attacker can trigger memory corruption if vmxnet3 is enabled and execute arbitrary code with elevated privileges.


2) Stack-based buffer overflow (CVE-ID: CVE-2018-6982)

The vulnerability allows an adjacent attacker to obtain potentially sensitive information on the target system.

The weakness exists due to uninitialized stack memory usage in the vmxnet3 virtual network adapter. A remote attacker can trigger memory corruption if vmxnet3 is enabled and access arbitrary data.


Remediation

Install update from vendor's website.