CVE-2020-3957
High
Description
VMware Fusion (11.x before 11.5.5), VMware Remote Console for Mac (11.x and prior) and VMware Horizon Client for Mac (5.x and prior) contain a local privilege escalation vulnerability due to a Time-of-check Time-of-use (TOCTOU) issue in the service opener. Successful exploitation of this issue may allow attackers with normal user privileges to escalate their privileges to root on the system where Fusion, VMRC and Horizon Client are installed.
SeverityHigh
CVSS7.0
Exploit probability—
Product
Vmware Fusion
PublishedMay 29, 2020
First seenMay 29, 2020
How to fix
Update
- vmware fusion11.5.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| vmware fusion | 11.0.0 ≤ v < 11.5.5 | 11.5.5 |
| vmware horizon_client | v ≤ 5.4.0 | — |
| vmware remote_console | v ≤ 11.0.1 | — |
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