Heap-based buffer overflow in VMware Workstation and VMware Fusion - CVE-2017-4934

 

Heap-based buffer overflow in VMware Workstation and VMware Fusion - CVE-2017-4934

Published: November 20, 2017


Vulnerability identifier: #VU9355
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-4934
CWE-ID: CWE-122
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: VMware, Inc
Affected software:
VMware Workstation
VMware Fusion

Detailed vulnerability description

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

The weakness exists due to a heap-based buffer overflow in the VMNAT device. An adjacent attacker can trigger memory corruption and execute arbitrary code with elevated privileges.

How to mitigate CVE-2017-4934

Update Workstation to version 12.5.8.
Update Fusion to 8.5.9.

Sources