Privilege escalation in VMware Fusion and VMware Workstation - CVE-2017-4949

 

Privilege escalation in VMware Fusion and VMware Workstation - CVE-2017-4949

Published: January 12, 2018


Vulnerability identifier: #VU9993
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-2017-4949
CWE-ID: CWE-416
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: VMware, Inc
Affected software:
VMware Fusion
VMware Workstation

Detailed vulnerability description

The vulnerability allows an adjacent attacker to gain elevated privileges on the target system.

The weakness exists on the systems with IPv6 mode enabled due to use-after-free memory error in the VMware NAT service. An adjacent attacker can trigger memory corruption and execute arbitrary code with elevated privileges.

How to mitigate CVE-2017-4949

The vulnerability is addressed in the following version: 8.5.10, 10.1.1, 12.5.9, 14.1.1.

Sources