Memory leak in VMware, Inc products - CVE-2020-3959

Vulnerability identifier: #VU28339

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-3959

CWE-ID: CWE-401

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform denial of service (DoS) attack on the target system.

The vulnerability exists due memory leak in the VMCI module. A local user can force the application to leak memory and perform denial of service attack.

VMware ESXi
VMware Fusion
VMware Workstation
PowerFlex rack

Install updates from vendor's website.

VMware ESXi - addressed in versions ESXi650-202005401-SG, ESXi670-202004101-SG
VMware Fusion - update to 11.1.0
VMware Workstation - update to 15.1.0
PowerFlex rack - addressed in versions 3.3.8.1, 3.4.3.1, 3.5.3.1

• http://www.vmware.com/security/advisories/VMSA-2020-0011.html

• Denial of service in VMware ESXi, Workstation and Fusion
• Multiple vulnerabilities in Dell EMC PowerFlex Rack