7.6

CVE-2021-30857

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 15.0
Apple ≫ iPhone OS Version < 15.0
Apple ≫ macOS X Version < 10.15.7
Apple ≫ macOS X Version10.15.7 Update-
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-001
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-001
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-002
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-003
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-004
Apple ≫ macOS X Version10.15.7 Updatesupplemental_update
Apple ≫ macOS Version >= 11.0 < 11.6
Apple ≫ tvOS Version < 15.0
Apple ≫ watchOS Version < 8.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.467
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7 1 5.9
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 7.6 4.9 10
AV:N/AC:H/Au:N/C:C/I:C/A:C
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.