9.3

CVE-2021-30977

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. A malicious application may be able to execute arbitrary code with kernel privileges.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apple ≫ macOS X Version >= 10.15 < 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 Updatesecurity_update_2021-005
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-006
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-007
Apple ≫ macOS X Version10.15.7 Updatesupplemental_update
Apple ≫ macOS Version >= 11.0 < 11.6.2
Apple ≫ macOS Version >= 12.0 < 12.3
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.75% 0.721
CVSS Metriken
Quelle 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:N/UI:R/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.