7.8

CVE-2021-1858

Processing a maliciously crafted image may lead to arbitrary code execution. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An out-of-bounds write issue was addressed with improved bounds checking.

Data is provided by the National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 14.5
Apple ≫ iPhone OS Version < 14.5
Apple ≫ macOS X Version10.14
Apple ≫ macOS X Version10.14.0
Apple ≫ macOS X Version10.14.1
Apple ≫ macOS X Version10.14.2
Apple ≫ macOS X Version10.14.3
Apple ≫ macOS X Version10.14.4
Apple ≫ macOS X Version10.14.4 Updatebeta4
Apple ≫ macOS X Version10.14.5
Apple ≫ macOS X Version10.14.6
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 Version10.15
Apple ≫ macOS X Version10.15.1
Apple ≫ macOS X Version10.15.2
Apple ≫ macOS X Version10.15.3
Apple ≫ macOS X Version10.15.4
Apple ≫ macOS X Version10.15.5
Apple ≫ macOS X Version10.15.6
Apple ≫ macOS X Version10.15.6 Update-
Apple ≫ macOS X Version10.15.6 Updatesupplemental_update
Apple ≫ macOS X Version10.15.7
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 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 0.48% 0.624
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:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.