CVE-2021-30718

CVE-2021-30718 is a medium-severity vulnerability in Apple Macos with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4. A non-privileged user may be able to modify restricted settings.

Frequently asked questions

What is CVE-2021-30718?
This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4. A non-privileged user may be able to modify restricted settings.
How severe is CVE-2021-30718?
CVE-2021-30718 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-30718 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30718?
CVE-2021-30718 affects Apple Macos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-30718?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-30718 published?
CVE-2021-30718 was published on 2021-09-08 and last updated on 2026-06-17.

References

Affected products (1)

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