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    CVE-2015-8620

    Heap-based buffer overflow in the Avast virtualization driver (aswSnx.sys) in Avast Internet Security, Pro Antivirus, Premier, and Free Antivirus before 11.1.2253 allows local users to gain privileges via a Unicode file path in an IOCTL request.

    Published:Apr 13, 2016
    Last Modified:Apr 12, 2025
    EPS:Apr 13, 2016
    EPSS Score:0.00089
    CVSS Score:7.8

    Affected Products

    Vendor
    Avast
    Product
    Avast Free Antivirus
    Vendor
    Avast
    Product
    Avast Internet Security
    Vendor
    Avast
    Product
    Avast Premier
    Vendor
    Avast
    Product
    Avast Pro Antivirus

    Exploits

    http://packetstormsecurity.com/files/135859/Avast-11.1.2245-Heap-Overflow.htmlhttp://seclists.org/fulldisclosure/2016/Feb/94https://www.nettitude.co.uk/exploiting-a-kernel-paged-pool-buffer-overflow-in-avast-virtualization-driver/http://packetstormsecurity.com/files/135859/Avast-11.1.2245-Heap-Overflow.htmlhttp://seclists.org/fulldisclosure/2016/Feb/94https://www.nettitude.co.uk/exploiting-a-kernel-paged-pool-buffer-overflow-in-avast-virtualization-driver/

    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