What is CVE-2020-27939?

CVE-2020-27939 is a high-severity vulnerability in Apple macOS. CVSS score: 7.8/10. Published 2021-04-02.

How severe is CVE-2020-27939?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Apple macOS

CVE-2020-27939

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.

EPSS: 0.009 (56.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Apple Macos — versions unspecified

References

product-security@apple.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-27939?: CVE-2020-27939 is a high-severity vulnerability in Apple macOS. CVSS score: 7.8/10. Published 2021-04-02.
How severe is CVE-2020-27939?: High severity. CVSS v3 base score is 7.8 out of 10.