What is CVE-2021-30658?

CVE-2021-30658 is a medium-severity vulnerability in Apple macOS, classified under Download of Code Without Integrity Check. CVSS score: 5.5/10. Published 2021-09-08.

How severe is CVE-2021-30658?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Apple macOS

CVE-2021-30658

This issue was addressed with improved handling of file metadata. This issue is fixed in macOS Big Sur 11.3. A malicious application may bypass Gatekeeper checks.

EPSS: 0.004 (31.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Apple Macos — versions unspecified

Weakness classification (CWE)

CWE-494 — Download of Code Without Integrity Check

References

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

Frequently asked questions

What is CVE-2021-30658?: CVE-2021-30658 is a medium-severity vulnerability in Apple macOS, classified under Download of Code Without Integrity Check. CVSS score: 5.5/10. Published 2021-09-08.
How severe is CVE-2021-30658?: Medium severity. CVSS v3 base score is 5.5 out of 10.