Out-of-bounds read in VMware, Inc products - CVE-2020-3970

Vulnerability identifier: #VU29296

CSH Severity: Low

CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-3970

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in the Shader functionality. A local attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.

Cloud Foundation
VMware Fusion
VMware Workstation
VMware ESXi
EMC Integrated Data Protection Appliance

Install updates from vendor's website.

Cloud Foundation - update to 3.10
VMware ESXi - addressed in versions ESXi_7.0.0-1.20.16321839, ESXi650-202005401-SG, ESXi670-202004101-SG
VMware Fusion - update to 11.5.5
VMware Workstation - update to 15.5.5
EMC Integrated Data Protection Appliance - update to 2.6.0

• https://www.vmware.com/security/advisories/VMSA-2020-0015.html
• https://www.zerodayinitiative.com/advisories/ZDI-20-782/

• Multiple vulnerabilities in VMware ESXi, Fusion, Workstation and Cloud Foundation
• Multiple vulnerabilities in Dell EMC Integrated Data Protection Appliance