CVE Feed

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    7.8
    High

    CVE-2021-30909

    Last Modified: 21 Nov 2024

    A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30907

    Last Modified: 21 Nov 2024

    An integer overflow was addressed through improved input validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to elevate privileges.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30906

    Last Modified: 21 Nov 2024

    This issue was addressed with improved checks. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. A local attacker may be able to elevate their privileges.

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30905

    Last Modified: 21 Nov 2024

    An out-of-bounds read was addressed with improved bounds checking. 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. Processing a maliciously crafted file may disclose user information.

    Published: 24 Aug 2021
    5.3
    Medium

    CVE-2021-30904

    Last Modified: 21 Nov 2024

    A sync issue was addressed with improved state validation. This issue is fixed in macOS Monterey 12.0.1. A user's messages may continue to sync after the user has signed out of iMessage.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30903

    Last Modified: 21 Nov 2024

    This issue was addressed with improved checks. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30902

    Last Modified: 21 Nov 2024

    A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30901

    Last Modified: 21 Nov 2024

    Multiple out-of-bounds write issues were 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. A malicious application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30900

    Last Modified: 23 Oct 2025

    An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021
    7
    High

    CVE-2021-30899

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30898

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    6.5
    Medium

    CVE-2021-30897

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30896

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved restrictions. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, tvOS 15.1, watchOS 8.1, macOS Monterey 12.0.1. A malicious application may be able to read user's gameplay data.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30894

    Last Modified: 21 Nov 2024

    A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, tvOS 15.1. An application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30895

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved restrictions. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, tvOS 15.1, watchOS 8.1, macOS Monterey 12.0.1. A malicious application may be able to access information about a user's contacts.

    Published: 24 Aug 2021
    —
    Unknown

    CVE-2021-30893

    Last Modified: 7 Nov 2023

    DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30892

    Last Modified: 21 Nov 2024

    An inherited permissions issue was addressed with additional restrictions. 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 modify protected parts of the file system.

    Published: 24 Aug 2021
    —
    Unknown

    CVE-2021-30891

    Last Modified: 7 Nov 2023

    DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none

    Published: 24 Aug 2021
    6.1
    Medium

    CVE-2021-30890

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to universal cross site scripting.

    Published: 24 Aug 2021
    8.8
    High

    CVE-2021-30889

    Last Modified: 21 Nov 2024

    A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.

    Published: 24 Aug 2021
    7.4
    High

    CVE-2021-30888

    Last Modified: 21 Nov 2024

    An information leakage issue was addressed. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1. A malicious website using Content Security Policy reports may be able to leak information via redirect behavior .

    Published: 24 Aug 2021
    6.5
    Medium

    CVE-2021-30887

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to unexpectedly unenforced Content Security Policy.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30886

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    —
    Unknown

    CVE-2021-30885

    Last Modified: 7 Nov 2023

    DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none

    Published: 24 Aug 2021
    4.7
    Medium

    CVE-2021-30884

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30883

    Last Modified: 23 Oct 2025

    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..

    Published: 24 Aug 2021
    7.5
    High

    CVE-2021-30882

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30881

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    7.1
    High

    CVE-2021-30880

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    7.1
    High

    CVE-2021-30879

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    —
    Unknown

    CVE-2021-30878

    Last Modified: 7 Nov 2023

    DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none

    Published: 24 Aug 2021
    7.1
    High

    CVE-2021-30877

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    7.1
    High

    CVE-2021-30876

    Last Modified: 21 Nov 2024

    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.

    Published: 24 Aug 2021
    3.3
    Low

    CVE-2021-30875

    Last Modified: 21 Nov 2024

    A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management. This issue is fixed in iOS 15.1 and iPadOS 15.1. A local attacker may be able to view contacts from the lock screen.

    Published: 24 Aug 2021
    7.5
    High

    CVE-2021-30874

    Last Modified: 21 Nov 2024

    An authorization issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. A VPN configuration may be installed by an app without user permission.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30873

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1. A malicious application may be able to elevate privileges.

    Published: 24 Aug 2021
    —
    Unknown

    CVE-2021-30872

    Last Modified: 7 Nov 2023

    DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30871

    Last Modified: 21 Nov 2024

    This issue was addressed with a new entitlement. This issue is fixed in iOS 14.7, watchOS 7.6, macOS Big Sur 11.5. A local attacker may be able to access analytics data.

    Published: 24 Aug 2021
    6.5
    Medium

    CVE-2021-30870

    Last Modified: 21 Nov 2024

    A logic issue existed in the handling of document loads. This issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. Previewing an html file attached to a note may unexpectedly contact remote servers.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30869

    Last Modified: 23 Oct 2025

    A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.

    Published: 24 Aug 2021
    7
    High

    CVE-2021-30868

    Last Modified: 21 Nov 2024

    A race condition was addressed with improved locking. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.1. A malicious application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30867

    Last Modified: 21 Nov 2024

    The issue was addressed with improved authentication. This issue is fixed in iOS 15 and iPadOS 15. A malicious application may be able to access photo metadata without needing permission to access photos.

    Published: 24 Aug 2021
    6.5
    Medium

    CVE-2021-30866

    Last Modified: 21 Nov 2024

    A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. A device may be passively tracked by its WiFi MAC address.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30865

    Last Modified: 21 Nov 2024

    An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.6, Security Update 2021-005 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021
    8.6
    High

    CVE-2021-30864

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1. A sandboxed process may be able to circumvent sandbox restrictions.

    Published: 24 Aug 2021
    6.8
    Medium

    CVE-2021-30863

    Last Modified: 21 Nov 2024

    This issue was addressed by improving Face ID anti-spoofing models. This issue is fixed in iOS 15 and iPadOS 15. A 3D model constructed to look like the enrolled user may be able to authenticate via Face ID.

    Published: 24 Aug 2021
    6.1
    Medium

    CVE-2021-30862

    Last Modified: 21 Nov 2024

    A validation issue was addressed with improved input sanitization. This issue is fixed in iTunes U 3.8.3. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.

    Published: 24 Aug 2021
    5.5
    Medium

    CVE-2021-30861

    Last Modified: 21 Nov 2024

    A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1. A malicious application may bypass Gatekeeper checks.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30860

    Last Modified: 27 Oct 2025

    An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

    Published: 24 Aug 2021
    7.8
    High

    CVE-2021-30859

    Last Modified: 21 Nov 2024

    A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges.

    Published: 24 Aug 2021