5.9

CVE-2021-1884

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. A remote attacker may be able to cause a denial of service.

Data is provided by the National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 14.5
Apple ≫ iPhone OS Version < 14.5
Apple ≫ macOS X Version >= 10.14.0 < 10.14.6
Apple ≫ macOS X Version >= 10.15 < 10.15.7
Apple ≫ macOS X Version10.14.6 Update-
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-001
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-002
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-004
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-005
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-006
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-007
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-001
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-002
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-003
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-004
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-005
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-006
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-007
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-001
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-002
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-003
Apple ≫ macOS X Version10.14.6 Updatesupplemental_update
Apple ≫ macOS X Version10.14.6 Updatesupplemental_update_2
Apple ≫ macOS X Version10.15.7 Update-
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-001
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-005
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-007
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 Updatesupplemental_update
Apple ≫ macOS Version >= 11.0 < 11.3
Apple ≫ tvOS Version < 14.5
Apple ≫ watchOS Version < 7.4
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 1.01% 0.75
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 5.9 2.2 3.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
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.