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    CVE-2011-4029

    The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to change the permissions of arbitrary files to 444, read those files, and possibly cause a denial of service (removed execution permission) via a symlink attack on a temporary lock file.

    Published:Oct 18, 2011
    Last Modified:Apr 11, 2025
    EPS:Jul 3, 2012
    EPSS Score:0.00572
    CVSS Score:1.9

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    X.org
    Product
    X Server

    Exploits

    https://www.exploit-db.com/exploits/18040

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    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