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    CVE-2018-12293

    The getImageData function in the ImageBufferCairo class in WebCore/platform/graphics/cairo/ImageBufferCairo.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.3 and WPE WebKit prior to version 2.20.1, is vulnerable to a heap-based buffer overflow triggered by an integer overflow, which could be abused by crafted HTML content.

    Published:Jun 19, 2018
    Last Modified:Nov 21, 2024
    EPS:Jun 19, 2018
    EPSS Score:0.40114
    CVSS Score:8.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Webkitgtk
    Product
    Webkitgtk\+
    Vendor
    Wpewebkit
    Product
    Wpe Webkit

    Exploits

    https://www.exploit-db.com/exploits/45205

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

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    References

    http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html
    http://www.openwall.com/lists/oss-security/2018/06/14/1
    http://www.securityfocus.com/archive/1/542087/100/0/threaded
    https://bugs.webkit.org/show_bug.cgi?id=186384
    https://security.gentoo.org/glsa/201808-04
    https://trac.webkit.org/changeset/232618
    https://usn.ubuntu.com/3687-1/
    https://www.exploit-db.com/exploits/45205/
    http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html
    http://www.openwall.com/lists/oss-security/2018/06/14/1
    http://www.securityfocus.com/archive/1/542087/100/0/threaded
    https://bugs.webkit.org/show_bug.cgi?id=186384
    https://security.gentoo.org/glsa/201808-04
    https://trac.webkit.org/changeset/232618
    https://usn.ubuntu.com/3687-1/
    https://www.exploit-db.com/exploits/45205/

    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