What is CVE-2020-3957?

CVE-2020-3957 is a high-severity vulnerability in Apple Macos, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.0/10. Published 2020-05-29.

How severe is CVE-2020-3957?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Apple Macos

CVE-2020-3957

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 th…

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

EPSS: 0.002 (10.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apple Macos
Vmware Fusion
Vmware Horizon_client
Vmware Remote_console
Vmware Fusion — versions 11.x before 11.5.5
Vmware Horizon Client For Mac — versions 5.x and prior
Vmware Remote Console For Mac — versions V11.x and prior

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

security@vmware.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3957?: CVE-2020-3957 is a high-severity vulnerability in Apple Macos, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.0/10. Published 2020-05-29.
How severe is CVE-2020-3957?: High severity. CVSS v3 base score is 7.0 out of 10.