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CVE-2018-6981

Quick assessment

Affected
VMware VMware ESXi, VMware Workstation, and VMware Fusion
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware ESXi、Workstation和Fusion都是美国威睿（VMware）公司的产品。VMware ESXi是一套可直接安装在物理服务器上的服务器虚拟化平台；VMware Workstation是一套虚拟机软件；Fusion是一套专用于在苹果机（Mac）上运行Windows应用程序的的虚拟机软件。 Vmware ESXi、Workstation和Fusion中存在安全漏洞，该漏洞源于vmxnet3虚拟网络调机器使用了未初始化的栈内存。攻击者可通过发送来提交恶意的输入利用该漏洞在主机系统上执行

AI Predicted 8.8 Difficulty: Hard EPSS 1.32% · P70
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I. Basic Information for CVE-2018-6981

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG, VMware ESXi 6.0 without ESXi600-201811401-BG, VMware Workstation 15, VMware Workstation 14.1.3 or below, VMware Fusion 11, VMware Fusion 10.1.3 or below contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may allow a guest to execute code on the host.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Vmware ESXi、Workstation和Fusion 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware ESXi、Workstation和Fusion都是美国威睿（VMware）公司的产品。VMware ESXi是一套可直接安装在物理服务器上的服务器虚拟化平台；VMware Workstation是一套虚拟机软件；Fusion是一套专用于在苹果机（Mac）上运行Windows应用程序的的虚拟机软件。 Vmware ESXi、Workstation和Fusion中存在安全漏洞，该漏洞源于vmxnet3虚拟网络调机器使用了未初始化的栈内存。攻击者可通过发送来提交恶意的输入利用该漏洞在主机系统上执行
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
VMware VMware ESXi, VMware Workstation, and VMware Fusion VMware ESXi 6.7 without ESXi670-201811401-BG, VMware ESXi 6.5 without ESXi650-201811301-BG, VMware ESXi 6.0 without ESXi600-201811401-BG, VMware Workstation 15, VMware Workstation 14.1.3 or below, VMware Fusion 11, VMware Fusion 10.1.3 or below -

II. Public POCs for CVE-2018-6981

# POC Description Source Link Shenlong Link
1 Use this tool to prioritize cluster patching for the recent VMware advisory VMSA-2018-0027 related to CVE-2018-6981 and CVE-2018-6982. https://github.com/siovador/vmxnet3Hunter POC Details
2 Use this tool to prioritize cluster patching for the recent VMware advisory VMSA-2018-0027 related to CVE-2018-6981 and CVE-2018-6982. https://github.com/LxKxC/vmxnet3Hunter POC Details
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III. Intelligence Information for CVE-2018-6981

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Vendor Advisories for CVE-2018-6981 (4)

IV. Related Vulnerabilities

Same vendor: VMware

V. Comments for CVE-2018-6981

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