Security Vulnerabilities - CVEs Published In September 2021
An access issue was addressed with improved access restrictions. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A malicious application may be able to access a user's call history.
CVSS Score
5.5
EPSS Score
0.002
Published
2021-09-08
This issue was addressed with improved checks. This issue is fixed in iOS 14.6 and iPadOS 14.6. A malicious application may disclose restricted memory.
CVSS Score
5.5
EPSS Score
0.003
Published
2021-09-08
A logic issue was addressed with improved state management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, macOS Big Sur 11.3. Muting a CallKit call while ringing may not result in mute being enabled.
CVSS Score
4.3
EPSS Score
0.003
Published
2021-09-08
An API issue in Accessibility TCC permissions was addressed with improved state management. 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 unexpectedly leak a user's credentials from secure text fields.
CVSS Score
6.5
EPSS Score
0.003
Published
2021-09-08
A logic issue was addressed with improved state management. This issue is fixed in iOS 14.5 and iPadOS 14.5. An application may be able to execute arbitrary code with kernel privileges.
CVSS Score
8.8
EPSS Score
0.005
Published
2021-09-08
A double free issue was addressed with improved memory management. 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 file may lead to heap corruption.
CVSS Score
7.8
EPSS Score
0.002
Published
2021-09-08
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution.
CVSS Score
8.8
EPSS Score
0.008
Published
2021-09-08
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to read kernel memory.
CVSS Score
5.5
EPSS Score
0.001
Published
2021-09-08
An integer overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. An attacker in a privileged network position may be able to leak sensitive user information.
CVSS Score
6.5
EPSS Score
0.005
Published
2021-09-08
This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted image may lead to arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.004
Published
2021-09-08