CVE-2020-27950
A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.
Known exploited
CVSS Score
5.5
EPSS Score
0.165
Published
2020-12-08
An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted audio file may lead to arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.014
Published
2020-12-08
An authentication issue was addressed with improved state management. This issue is fixed in iOS 14.2 and iPadOS 14.2. A person with physical access to an iOS device may be able to access stored passwords without authentication.
CVSS Score
4.6
EPSS Score
0.003
Published
2020-12-08
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. A malicious application may be able to determine kernel memory layout.
CVSS Score
5.5
EPSS Score
0.011
Published
2020-12-08
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.0 and iPadOS 14.0. A malicious application may be able to determine a user's open tabs in Safari.
CVSS Score
5.5
EPSS Score
0.009
Published
2020-12-08
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. An application may be able to execute arbitrary code with kernel privileges.
CVSS Score
7.8
EPSS Score
0.017
Published
2020-12-08
An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. A local attacker may be able to elevate their privileges.
CVSS Score
7.8
EPSS Score
0.004
Published
2020-12-08
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.014
Published
2020-12-08
A path handling issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. A local attacker may be able to elevate their privileges.
CVSS Score
7.8
EPSS Score
0.004
Published
2020-12-08
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 14.2 and iPadOS 14.2, macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.012
Published
2020-12-08