Security Vulnerabilities - CVEs Published In August 2021
An issue existed in the specification for the resource timing API. The specification was updated and the updated specification was implemented. This issue is fixed in macOS Monterey 12.0.1. A malicious website may exfiltrate data cross-origin.
CVSS Score
6.5
EPSS Score
0.003
Published
2021-08-24
An access issue was addressed with additional sandbox restrictions on third party applications. This issue is fixed in iOS 15 and iPadOS 15. A malicious application may be able to access some of the user's Apple ID information, or recent in-app search terms.
CVSS Score
5.5
EPSS Score
0.001
Published
2021-08-24
A race condition was addressed with improved state handling. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.
CVSS Score
7.0
EPSS Score
0.002
Published
2021-08-24
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory.
CVSS Score
7.1
EPSS Score
0.004
Published
2021-08-24
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory.
CVSS Score
7.1
EPSS Score
0.002
Published
2021-08-24
An input validation issue was addressed with improved memory handling. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Unpacking a maliciously crafted archive may lead to arbitrary code execution.
CVSS Score
7.8
EPSS Score
0.006
Published
2021-08-24
A logic issue was addressed with improved validation. This issue is fixed in watchOS 8, iOS 15 and iPadOS 15. An application with microphone permission may unexpectedly access microphone input during a FaceTime call.
CVSS Score
7.5
EPSS Score
0.002
Published
2021-08-24
CVE-2021-30883
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..
Known exploited
CVSS Score
7.8
EPSS Score
0.005
Published
2021-08-24
The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's browsing history.
CVSS Score
4.7
EPSS Score
0.003
Published
2021-08-24
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. An application may be able to execute arbitrary code with kernel privileges.
CVSS Score
7.8
EPSS Score
0.006
Published
2021-08-24