Medium severity · published Jun 25, 2020
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…
4.7
CVSS
0.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
ESXi · VMware
6.5; 6.5; 6.5; 6.5; 6.5; 6.5; +34 more · source: NVD
CF
Cloud Foundation · Vmware
3.0 before 3.10; 4.0.0 before 4.0.1 · source: NVD
FU
Fusion · Vmware
11.0.0 before 11.5.2 · source: NVD
WO
Workstation · Vmware
15.0.0 before 15.5.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-3964
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-3964
Exploit
http://packetstormsecurity.com/files/158459/VMware-ESXi-Use-After-Free-Out-Of-Bounds-Access.html
Mailing List
http://seclists.org/fulldisclosure/2020/Jul/22
Vendor Advisory
https://www.vmware.com/security/advisories/VMSA-2020-0015.html
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