9.3

CVE-2021-30981

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. An application may be able to execute arbitrary code with kernel privileges.

Data is provided by the National Vulnerability Database (NVD)
ApplemacOS X Version >= 10.15 < 10.15.7
ApplemacOS X Version10.15.7 Update-
ApplemacOS X Version10.15.7 Updatesecurity_update_2020-001
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-001
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-002
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-003
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-004
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-005
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-006
ApplemacOS X Version10.15.7 Updatesecurity_update_2021-007
ApplemacOS X Version10.15.7 Updatesupplemental_update
ApplemacOS Version >= 11.0 < 11.6.2
ApplemacOS Version >= 12.0 < 12.1
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.75% 0.722
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 9.3 8.6 10
AV:N/AC:M/Au:N/C:C/I:C/A:C
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.