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    CVE-2014-6321

    Schannel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via crafted packets, aka "Microsoft Schannel Remote Code Execution Vulnerability."

    Published:Nov 11, 2014
    Last Modified:Apr 12, 2025
    EPS:Nov 11, 2014
    EPSS Score:0.93398
    CVSS Score:10

    Affected Products

    Vendor
    Microsoft
    Product
    Windows 7
    Vendor
    Microsoft
    Product
    Windows 8
    Vendor
    Microsoft
    Product
    Windows 8.1
    Vendor
    Microsoft
    Product
    Windows Rt
    Vendor
    Microsoft
    Product
    Windows Rt 8.1
    Vendor
    Microsoft
    Product
    Windows Server 2003
    Vendor
    Microsoft
    Product
    Windows Server 2008
    Vendor
    Microsoft
    Product
    Windows Server 2012
    Vendor
    Microsoft
    Product
    Windows Vista

    Exploits

    http://blog.beyondtrust.com/triggering-ms14-066http://marc.info/?l=bugtraq&m=142384364031268&w=2http://www.securitysift.com/exploiting-ms14-066-cve-2014-6321-aka-winshock/http://blog.beyondtrust.com/triggering-ms14-066http://marc.info/?l=bugtraq&m=142384364031268&w=2http://www.securitysift.com/exploiting-ms14-066-cve-2014-6321-aka-winshock/

    Related CVEs

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    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://blog.beyondtrust.com/triggering-ms14-066
    http://marc.info/?l=bugtraq&m=142384364031268&w=2
    http://secunia.com/advisories/59800
    http://www.kb.cert.org/vuls/id/505120
    http://www.securityfocus.com/bid/70954
    http://www.securitysift.com/exploiting-ms14-066-cve-2014-6321-aka-winshock/
    http://www.us-cert.gov/ncas/alerts/TA14-318A
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-066
    http://blog.beyondtrust.com/triggering-ms14-066
    http://marc.info/?l=bugtraq&m=142384364031268&w=2
    http://secunia.com/advisories/59800
    http://www.kb.cert.org/vuls/id/505120
    http://www.securityfocus.com/bid/70954
    http://www.securitysift.com/exploiting-ms14-066-cve-2014-6321-aka-winshock/
    http://www.us-cert.gov/ncas/alerts/TA14-318A
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-066

    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