CVE-2021-1740

    Dashboard / Vulnerabilities / CVE-2021-1740

    CVE-2021-1740

    Published: 8 Sept 2021Last Modified: 10 Mar 2026

    Summary:

    Details: A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local user may be able to modify protected parts of the file system.

    References: , https://support.apple.com/en-us/HT212317, https://support.apple.com/en-us/HT212323, https://support.apple.com/en-us/HT212324, https://support.apple.com/en-us/HT212325, https://support.apple.com/en-us/HT212326

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-1740 | CVE-DB