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CVE-2020-3964

Status Candidate

Overview

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.

Related Files

VMware ESXi Use-After-Free / Out-Of-Bounds Access
Posted Jul 17, 2020
Authored by Google Security Research, Cfir Cohen

Several security issues have been identified in the VMware ESIx virtual machine monitor (VMM). A use-after-free (UAF) vulnerability in PVNVRAM, a missing return value check in EHCI USB controller leading to private heap information disclosure, and several out-of-bounds reads.

tags | advisory, info disclosure
advisories | CVE-2020-3960, CVE-2020-3963, CVE-2020-3964, CVE-2020-3965
SHA-256 | 9736a651dce3d31a53e949929fa5e638854317668ea1eefa6f0e52872f79d3a2
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