Vulnerability in Apple macOS
CVE-2021-30868
A race condition was addressed with improved locking. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.
Vulnerability class: Race Condition
EPSS: 0.007 (50.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Apple Macos — versions unspecified, 12.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_MISC)
- product-security@apple.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-30868?
- CVE-2021-30868 is a high-severity vulnerability in Apple macOS, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2021-08-24.
- How severe is CVE-2021-30868?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2021-30868 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.