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    CVE-2013-3661

    The EPATHOBJ::bFlatten function in win32k.sys in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT does not check whether linked-list traversal is continually accessing the same list member, which allows local users to cause a denial of service (infinite traversal) via vectors that trigger a crafted PATHRECORD chain.

    Published:May 24, 2013
    Last Modified:Apr 11, 2025
    EPS:May 24, 2013
    EPSS Score:0.009
    CVSS Score:4.9

    Affected Products

    Vendor
    Microsoft
    Product
    Windows 7
    Vendor
    Microsoft
    Product
    Windows 8
    Vendor
    Microsoft
    Product
    Windows Rt
    Vendor
    Microsoft
    Product
    Windows Server 2003
    Vendor
    Microsoft
    Product
    Windows Server 2008
    Vendor
    Microsoft
    Product
    Windows Server 2012
    Vendor
    Microsoft
    Product
    Windows Vista
    Vendor
    Microsoft
    Product
    Windows Xp

    Exploits

    https://www.exploit-db.com/exploits/25611https://www.exploit-db.com/exploits/25912https://www.exploit-db.com/exploits/26554

    Related CVEs

    CVE-2023-34367 (CVSS 6.5) — Windows 7 is vulnerable to a full blind TCP/IP hijacking attack. The vulnerability exists in Windows 7 (any Wi…
    CVE-2022-35759 (CVSS 6.5) — Windows Local Security Authority (LSA) Denial of Service Vulnerability…
    CVE-2022-35758 (CVSS 5.5) — Windows Kernel Memory Information Disclosure Vulnerability…
    CVE-2022-35756 (CVSS 7.8) — Windows Kerberos Elevation of Privilege Vulnerability…
    CVE-2022-35754 (CVSS 6.7) — Unified Write Filter Elevation of Privilege Vulnerability…
    CVE-2022-35753 (CVSS 8.1) — Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability…
    CVE-2022-35752 (CVSS 8.1) — Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability…
    CVE-2022-35751 (CVSS 7.8) — Windows Hyper-V Elevation of Privilege Vulnerability…
    CVE-2022-35750 (CVSS 7.8) — Win32k Elevation of Privilege Vulnerability…
    CVE-2022-35747 (CVSS 5.9) — Windows Point-to-Point Protocol (PPP) Denial of Service Vulnerability…

    References

    http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0094.html
    http://archives.neohapsis.com/archives/fulldisclosure/2013-06/0006.html
    http://secunia.com/advisories/53435
    http://twitter.com/taviso/statuses/335557286657400832
    http://www.computerworld.com/s/article/9239477
    http://www.exploit-db.com/exploits/25611/
    http://www.osvdb.org/93539
    http://www.reddit.com/r/netsec/comments/1eqh66/0day_windows_kernel_epathobj_vulnerability/
    http://www.theverge.com/2013/5/23/4358400/google-engineer-bashes-microsoft-discloses-windows-flaw
    http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0094.html
    http://archives.neohapsis.com/archives/fulldisclosure/2013-06/0006.html
    http://secunia.com/advisories/53435
    http://twitter.com/taviso/statuses/335557286657400832
    http://www.computerworld.com/s/article/9239477
    http://www.exploit-db.com/exploits/25611/
    http://www.osvdb.org/93539
    http://www.reddit.com/r/netsec/comments/1eqh66/0day_windows_kernel_epathobj_vulnerability/
    http://www.theverge.com/2013/5/23/4358400/google-engineer-bashes-microsoft-discloses-windows-flaw

    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