CVE-2020-3957 — Time-of-check Time-of-use (TOCTOU) Race Condition in Vmware Fusion
Severity
7.0HIGHNVD
EPSS
0.1%
top 80.26%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 29
Latest updateMay 24
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9
Affected Packages6 packages
🔴Vulnerability Details
2📋Vendor Advisories
1VMware▶
VMware ESXi, Workstation, Fusion, VMware Remote Console and Horizon Client updates address multiple security vulnerabilities (CVE-2020-3957, CVE-2020-3958, CVE-2020-3959)↗2020-05-28