Out-of-bounds Read in VMware Cloud Foundation
CVE-2020-3970
VMware ESXi (7.0 before ESXi_7.0.0-1.20.16321839, 6.7 before ESXi670-202004101-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.5), and Fusion (11.x before 11.5.5) contain an out-of-bounds read vulnerability in the Shader functionality. A malicious actor with non-administrative local access to a virtual machine with 3D graphics enabled may be able to exploit this vulnerability to crash the virtual machine's vmx process leading to a partial denial of service condition.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.004 (32.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- VMware Cloud Foundation
- VMware Esxi — versions 6.5, 6.7, 7.0.0
- VMware Fusion — versions 11.x before 11.5.5
- VMware Esxi — versions 7.0 before ESXi_7.0.0-1.20.16321839, 6.7 before ESXi670-202004101-SG, 6.5 before ESXi650-202005401-SG
- VMware Workstation — versions 15.x before 15.5.5
Weakness classification (CWE)
References
- www.vmware.com/security/advisories/VMSA-2020-0015.html (Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-20-782/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-3970?
- CVE-2020-3970 is a low-severity vulnerability in VMware Cloud Foundation, classified under Out-of-bounds Read. CVSS score: 3.8/10. Published 2020-06-25.
- How severe is CVE-2020-3970?
- Low severity. CVSS v3 base score is 3.8 out of 10.