Vulnerability in VMware Cloud Foundation
CVE-2020-3964
VMware ESXi (7.0 before ESXi_7.0.0-1.20.16321839, 6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.2), and Fusion (11.x before 11.5.2) contain an information leak in the EHCI USB controller. A malicious actor with local access to a virtual machine may be able to read privileged information contained in the hypervisor's memory. Additional conditions beyond the attacker's control need to be present for exploitation to be possible.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (39.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- VMware Cloud Foundation
- VMware Esxi — versions 6.5, 6.7, 7.0.0
- VMware Fusion — versions 11.x before 11.5.2
- VMware Esxi — versions 7.0 before ESXi_7.0.0-1.20.16321839, 6.7 before ESXi670-202006401-SG, 6.5 before ESXi650-202005401-SG
- VMware Workstation — versions 15.x before 15.5.2
Weakness classification (CWE)
References
- www.vmware.com/security/advisories/VMSA-2020-0015.html (Vendor Advisory)
- seclists.org/fulldisclosure/2020/Jul/22 (mailing-list, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/158459/VMware-ESXi-Use-After-Free-Out-Of-Bounds-A… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-3964?
- CVE-2020-3964 is a medium-severity vulnerability in VMware Cloud Foundation, classified under Use of Uninitialized Resource. CVSS score: 4.7/10. Published 2020-06-25.
- How severe is CVE-2020-3964?
- Medium severity. CVSS v3 base score is 4.7 out of 10.