Security Vulnerabilities - CVEs Published In September 2021
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A malicious application may be able to execute arbitrary code with kernel privileges.
CVSS Score
9.8
EPSS Score
0.011
Published
2021-09-08
This issue was addressed with improved checks. This issue is fixed in iOS 14.5 and iPadOS 14.5. A person with physical access to an iOS device may be able to access notes from the lock screen.
CVSS Score
4.6
EPSS Score
0.001
Published
2021-09-08
A logic issue was addressed with improved restrictions. This issue is fixed in iOS 14.5 and iPadOS 14.5, tvOS 14.5. A local user may be able to create or modify privileged files.
CVSS Score
5.5
EPSS Score
0.0
Published
2021-09-08
A certificate validation issue was addressed. This issue is fixed in iOS 14.5 and iPadOS 14.5. An attacker in a privileged network position may be able to alter network traffic.
CVSS Score
5.3
EPSS Score
0.001
Published
2021-09-08
This issue was addressed with improved checks. This issue is fixed in iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.003
Published
2021-09-08
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.
CVSS Score
7.8
EPSS Score
0.0
Published
2021-09-08
A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.
CVSS Score
7.8
EPSS Score
0.001
Published
2021-09-08
A malicious application may be able to execute arbitrary code with kernel privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. An out-of-bounds write issue was addressed with improved bounds checking.
CVSS Score
7.8
EPSS Score
0.002
Published
2021-09-08
This issue was addressed with improved checks. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.003
Published
2021-09-08
A logic issue was addressed with improved state management. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Processing a maliciously crafted font file may lead to arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.003
Published
2021-09-08