Latest Security Advisories & Notable Vulnerabilities

Microsoft addresses the following vulnerabilities in its December batch of patches:

  • (MS13-096) Vulnerability in Microsoft Graphics Component Could allow Remote Code Execution (2908005)
    Risk Rating: Critical

    This security update resolves a publicly disclosed vulnerability in Microsoft Windows, Microsoft Office, and Microsoft Lync. The vulnerability could allow remote code execution if a user views content that contains specially crafted TIFF files. Read more here.

  • (MS13-097) Cumulative Security Update for Internet Explorer (2898785)
    Risk Rating: Critical

    This security update resolves seven privately reported vulnerabilities in Internet Explorer. The most severe vulnerabilities could allow remote code execution if a user views a specially crafted webpage using Internet Explorer. Read more here.

  • (MS13-098) Vulnerability in Windows Could Allow Remote Code Execution (2893294)
    Risk Rating: Critical

    This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if a user or application runs or installs a specially crafted, signed portable executable (PE) file on an affected system. Read more here.

  • (MS13-099) Vulnerability in Microsoft Scripting Runtime Object Library Could Allow Remote Code Execution (2909158)
    Risk Rating: Critical

    This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if an attacker convinces a user to visit a specially crafted website or a website that hosts specially crafted content. Read more here.

  • (MS13-105) Vulnerabilities in Microsoft Exchange Server Could Allow Remote Code Execution (2915705)
    Risk Rating: Critical

    This security update resolves three publicly disclosed vulnerabilities and one privately reported vulnerability in Microsoft Exchange Server. These vulnerabilities could allow remote code execution in the security context of the LocalService account if an attacker sends an email message containing a specially crafted file to a user on an affected Exchange server. Read more here.

  • (MS13-100)Vulnerabilities in Microsoft SharePoint Server Could Allow Remote Code Execution (2904244)
    Risk Rating: Important

    This security update resolves multiple privately reported vulnerabilities in Microsoft Office server software. These vulnerabilities could allow remote code execution if an authenticated attacker sends specially crafted page content to a SharePoint server. Read more here.

  • (MS13-101) Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (2880430)
    Risk Rating: Important

    This security update resolves five privately reported vulnerabilities in Microsoft Windows. The more severe of these vulnerabilities could allow elevation of privilege if an attacker logs on to a system and runs a specially crafted application. Read more here.

  • (MS13-102) Vulnerability in LRPC Client Could Allow Elevation of Privilege (2898715)
    Risk Rating: Important

    This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker spoofs an LRPC server and sends a specially crafted LPC port message to any LRPC client. Read more here.

  • (MS13-103) Vulnerability in ASP.NET SignalR Could Allow Elevation of Privilege (2905244)
    Risk Rating: Important

    This security update resolves a privately reported vulnerability in ASP.NET SignalR. The vulnerability could allow elevation of privilege if an attacker reflects specially crafted JavaScript back to the browser of a targeted user. Read more here.

  • (MS13-104) Vulnerability in Microsoft Office Could Allow Information Disclosure (2909976)
    Risk Rating: Important

    This security update resolves one privately reported vulnerability in Microsoft Office that could allow information disclosure if a user attempts to open an Office file hosted on a malicious website. Read more here.

  • (MS13-106) Vulnerability in a Microsoft Office Shared Component Could Allow Security Feature Bypass (2905238)
    Risk Rating: Important

    This security update resolves one publicly disclosed vulnerability in a Microsoft Office shared component that is currently being exploited. The vulnerability could allow security feature bypass if a user views a specially crafted webpage in a web browser capable of instantiating COM components, such as Internet Explorer. here.

Microsoft addresses the following vulnerabilities in its October batch of patches:

  • (MS13-088) Cumulative Security Update for Internet Explorer (2888505)
    Risk Rating: Critical

    This security update resolves ten reported vulnerabilities in Internet Explorer. A successful exploit may permit an attacker to execute a malware once user views a malicious webpage via Internet Explorer. Read more here.

  • (MS13-089) Vulnerability in Windows Graphics Device Interface Could Allow Remote Code Execution (2876331)
    Risk Rating: Critical

    This security update addresses a vulnerability in Microsoft Windows, which can lead to remote execution of malware once users open a specially crafted Windows Write file in WordPad. Read more here.

  • (MS13-090) Cumulative Security Update of ActiveX Kill Bits (2900986)
    Risk Rating: Critical

    This security update resolves a reported vulnerability which may lead to remote malware execution if user visits a maliciously-crafted website. Read more here.

  • (MS13-091) Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2885093)
    Risk Rating: Important

    This security update resolves three reported vulnerabilities in Microsoft Office, which may allow remote execution of malware if a user opens a maliciously-crafted WordPerfect file in an affected version of Microsoft Office. Read more here.

  • (MS13-092) Vulnerability in Hyper-V Could Allow Elevation of Privilege (2893986)
    Risk Rating: Important

    This security update resolves a vulnerability in Microsoft Windows. It may lead to denial of service if the attacker passes a speciall-crafted function parameter in a hypercall from an existing running virtual machine to the hypervisor. Read more here.

  • (MS13-093) Vulnerability in Windows Ancillary Function Driver Could Allow Information Disclosure (2875783)
    Risk Rating: Important

    This security update resolves a vulnerability in Microsoft Windows, which may allow information theft if an an attacker logs on to an affected system as a local user and runs a malware crafted to steal information. The attacker must have valid logon credentials and be able to log on locally to exploit this vulnerability. Read more here.

  • (MS13-094) Vulnerability in Microsoft Outlook Could Allow Information Disclosure (2894514)
    Risk Rating: Important

    This security update resolves a vulnerability in Microsoft Outlook. It may result in information theft if a user opens or previews a malicious email using an affected version of Outlook. Read more here.

  • (MS13-095) Vulnerability in Digital Signatures Could Allow Denial of Service (2868626)
    Risk Rating: Important

    This security update resolves a vulnerability in Microsoft Windows that could result in denial of service when an affected web service processes a malicious certificate. Read more here.

The vulnerability is a remote code execution vulnerability that exists in the way affected components handle specially crafted TIFF images. An attacker could exploit this vulnerability by convincing a user to preview or open a specially crafted email message, open a specially crafted file, or browse specially crafted web content. An attacker who successfully exploited the vulnerability could gain the same user rights as the current user. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.

Microsoft addresses the following vulnerabilities in its October batch of patches:

  • (MS13-080) Cumulative Security Update for Internet Explorer (2879017)
    Risk Rating: Critical

    This security update addresses a publicly disclosed vulnerability and undisclosed nine vulnerabilities in Internet Explorer. A successful exploit may permit an attacker to execute a malware once user views a malicious webpage via Internet Explorer. Read more here.

  • (MS13-081) Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code Execution (2870008)
    Risk Rating: Critical

    This security update addresses seven vulnerabilities in Microsoft Windows, which can lead to remote execution of malware once users open a shared content that embeds TrueType or OpenType files. Read more here.

  • (MS13-082) Vulnerabilities in .NET Framework Could Allow Remote Code Execution (2878890)
    Risk Rating: Critical

    This security update addresses three reported vulnerabiilties in Microsoft .NET framework, which may lead to remote malware execution if user visits website with a malicious OpenType font (OTP) file. Read more here.

  • (MS13-083) Vulnerability in Windows Common Control Library Could Allow Remote Code Execution (2864058)
    Risk Rating: Critical

    This security update addresses a vulnerability in Microsoft Windows, which may allow remote execution of malware once attacker sends a malicious web request to ASP.NET web application.Read more here.

  • (MS13-084) Vulnerabilities in Microsoft SharePoint Server Could Allow Remote Code Execution (2885089)
    Risk Rating: Important

    This security update addresses two vulnerabilities in MS Office that may lead to malware execution once user opens a malicious Office file in a vulnerable MS SharePint Server, MS Ofice Services, or Web Apps. Read more here.

  • (MS13-085) Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2885080)
    Risk Rating: Important

    This security update addresses two vulnerabilities in Microsoft Office, which may allow remote code execution once users open a malicious Office file with a specific versions of MS Excel or MS Office software. Read more here.

  • (MS13-086) Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (2885084)
    Risk Rating: Important

    This security update addresses two vulnerabilities in MS Office that may allow malware execution once a malicious file is open using affected versions of MS Word or MS Office. Read more here.

  • (MS13-087) Vulnerability in Silverlight Could Allow Information Disclosure (2890788)
    Risk Rating: Important

    This security update addresses a vulnerability in Silverlight, that may allow unwanted data disclosure if an attacker convinces a user to view a website hosting a malicious Silverlight application. Read more here.

Microsoft addresses the following vulnerabilities in its September batch of patches:

  • (MS13-067) Vulnerabilities in Microsoft SharePoint Server Could Allow Remote Code Execution (2834052)
    Risk Rating: Critical

    This security update addresses ten vulnerabilities in Microsoft Office Serve, which may allow execution of malware once attacker sends a maliciously crafted content to the affected system. Read more here.

  • (MS13-068) Vulnerability in Microsoft Outlook Could Allow Remote Code Execution (2756473)
    Risk Rating: Critical

    This security update addresses a vulnerability in MS Outlook that may lead to malware execution once user previews a malicious email message using specific MS Outlook versions. It can also lead to attackers gaining same user rights as current user. Read more here.

  • (MS13-069) Cumulative Security Update for Internet Explorer (2870699)
    Risk Rating: Critical

    This security update addresses ten vulnerabilities in Internet Explorer, the most severe of which may lead to malware execution once user access specific webpages. Read more here.

  • (MS13-070) Vulnerability in OLE Could Allow Remote Code Execution (2876217)
    Risk Rating: Critical

    This security update addresses a vulnerability in MS Windows, which may lead to malware execution once user opens a file containing malicious OLE object. An attacker can also gain same user rights as currently loggedin user.Read more here.

  • (MS13-071) Vulnerability in Windows Theme File Could Allow Remote Code Execution (2864063)
    Risk Rating: Important

    This security update addresses a vulnerability in MS Windows, which may lead to malware execution once attacker convinces user to apply a malicious Windows theme on vulnerable system. Read more here.

  • (MS13-072) Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2845537)
    Risk Rating: Important

    This security update addresses 13 vulnerabilities in Microsoft Office, which can lead to malware execution once users open a malicious file in a vulnerable system. Read more here.

  • (MS13-073) Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2858300)
    Risk Rating: Important

    This security update addresses three vulnerabilities in MS Office, which may lead to malware execution once user opens a malicious Office file using affected Excel versions or other MS Office software. Read more here.

  • (MS13-074) Vulnerabilities in Microsoft Access Could Allow Remote Code Execution (2848637)
    Risk Rating: Important

    This security update addresses three vulnerabilities in MS Office that may lead to malware execution once a user opens a malciious Access file using an affected MS Access version . Read more here.

  • (MS13-075) Vulnerability in Microsoft Office IME (Chinese) Could Allow Elevation of Privilege (2878687)
    Risk Rating: Important

    This security update addresses a reported vulnerability in MS Office IME (Chinese), which may lead to elevation of privileges once attacker is logged in and launches Internet Explorer from the toolbar in Microsoft Pinyin IME for Simplified Chinese. Read more here.

  • (MS13-076) Vulnerabilities in Kernel-Mode Drivers Could Allow Elevation of Privilege (2876315)
    Risk Rating: Important

    This security update addresses seven vulnerabilities in MS Windows, which may lead to elevation of privilege if a malicious actor logs in the system and runs a malicious application. Read more here.

  • (MS13-077) Vulnerability in Windows Service Control Manager Could Allow Elevation of Privilege (2872339)
    Risk Rating: Important

    This security update resolves a vulnerability in MS Windows that can lead to elevation of privilege if an attacker persuades a user to execute a malicious application. Read more here.

  • (MS13-078) Vulnerability in FrontPage Could Allow Information Disclosure (2825621)
    Risk Rating: Important

    This security update addresses a vulnerability in MS FrontPage, which may lead to unwanted data disclosure once user open a malicious FrontPAge document. Read more here.

  • (MS13-079) Vulnerability in Active Directory Could Allow Denial of Service (2853587)
    Risk Rating: Important

    This security update addresses a vulnerability in Active Directory that may result to denial of service if an attacker executes a malicious query to Lightweight Directory Access Protocol (LDAP) service. Read more here.

Microsoft addresses the following vulnerabilities in its August batch of patches:

  • (MS13-059) Cumulative Security Update for Internet Explorer (2862772)
    Risk Rating: Critical

    This security updates addresses eleven reported vulnerabilities in Internet Explorer, which may lead to an attacker executing a malware onto vulnerable system. The attacker can also gain user rights similar to the currently logged in user. Read more here.

  • (MS13-060) Vulnerability in Unicode Scripts Processor Could Allow Remote Code Execution (2850869)
    Risk Rating: Critical

    This security update addresses a reported vulnerability in Microsoft Windows, specifically in the Unicode Scripts Processor. This may allow an attacker to execute a malware once a user open a malware posing as a document or webpage that supports embedded OpenType fonts. Read more here.

  • (MS13-061) Vulnerabilities in Microsoft Exchange Server Could Allow Remote Code Execution (2876063)
    Risk Rating: Critical

    This security update addresses three disclosed vulnerabilities in Microsoft Exchange Server, stemming from the WebReady Document viewing and Data Loss Prevention fetures. This may lead to malware execution in an unpatched system.. Read more here.

  • (MS13-062) Vulnerability in Remote Procedure Call Could Allow Elevation of Privilege (2849470)
    Risk Rating: Important

    This security update resolves a privately reported vulnerability in Microsoft Windows that may allow an attacker to gain elevated privilege once an attacker sends a malicious RPC request. Read more here.

  • (MS13-063) Vulnerabilities in Windows Kernel Could Allow Elevation of Privilege (2859537)
    Risk Rating: Important

    This security update resolve a publicly disclosed vulnerability and three undisclosed ones in Microsoft Windows. An attacker must have valid logon credentials to exploit these vulnerabilities and execute a malware. Read more here.

  • (MS13-064) Vulnerability in Windows NAT Driver Could Allow Denial of Service (2849568)
    Risk Rating: Important

    This security update addresses an undisclosed vulnerability in Windows NAT Driver in Microsoft Windows, which can lead to an attacker executing a denial-of-service attack. Read more here.

  • (MS13-065) Vulnerability in ICMPv6 could allow Denial of Service (2868623)
    Risk Rating: Important

    This security update resolves an undisclosed vulnerability in Microsoft Windows that may allow a denial of service once a remote attacker sends a malicious ICMP packet to a vulnerable system. Read more here.

  • (MS13-066) Vulnerability in Active Directory Federation Services Could Allow Information Disclosure (2873872)
    Risk Rating: Important

    This security update resolves an undisclosed vulnerability in Active Directory Federation Services (AD FS) that may allow unwanted data disclosure. With this disclosure, an attacker could then attempt to login a targeted network. . Read more here.

Microsoft addresses the following vulnerabilities in its July batch of patches:

  • (MS13-052) Vulnerabilities in .NET Framework and Silverlight Could Allow Remote Code Execution (2861561)
    Risk Rating: Critical

    This security update addresses seven vulnerabilities in Microsotf .NET Framework and Silverlight. Successful exploitation may allow a remote attacker to execute a malware onto vulnerable systems. Read more here.

  • (MS13-053) Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Remote Code Execution (2850851)
    Risk Rating: Critical

    This update resolves two publicly revealed and six privately reported vulnerabilities in Windows, which may allow a remote attacker to execute malware onto outdated systems. To do so, a user must view a maliciously-crafted shared content embedded with TrueType font files. Read more here.

  • (MS13-054) Vulnerability in GDI Could Allow Remote Code Execution (2848295)
    Risk Rating: Critical

    This security update addresses a vulnerability in Microsoft Windows, Office, Lync and Visual Studio, which may lead to malware infection of vulnerable systems. Read more here.

  • (MS13-055) Cumulative Security Update for Internet Explorer (2846071)
    Risk Rating: Critical

    This security update addresses seventeen undisclosed vulnerabilities in Internet Explorer, the most severe of which may lead to malware infection. To do so, a users may need to view maliciously-crafted webpage using Internet Explorer browser. Once done, the malicious user may gain same user rights as the current user. Read more here.

  • (MS13-056) Vulnerability in Microsoft DirectShow Could Allow Remote Code Execution (2845187)
    Risk Rating: Critical

    This security update addresses a privately reported vulnerability in Windows, which could allow malware execution one user opens a malicious image file. Read more here.

  • (MS13-057) Vulnerability in Windows Media Format Runtime Could Allow Remote Code Execution (2847883)
    Risk Rating: Critical

    This security update addresses an undisclosed vulnerability in Windows, which could lead to malware execution once a user opens specific media file. Read more here.

  • (MS13-058) Vulnerability in Windows Defender Could Allow Elevation of Privilege (2847927)
    Risk Rating: Important

    This security update addresses a privately reported vulnerability in Windows Defender for Windows 7 and Windows Server 2008 R2. It may allow a malicious user to gain elevated privileges, however, the attacker must have valid logon credentials to exploit this flaw. Read more here.

Microsoft addresses the following vulnerabilities in its June batch of patches:

  • (MS13-047) Cumulative Security Update for Internet Explorer (2838727)
    Risk Rating: Critical

    This patch addresses nineteen undisclosed vulnerability in Internet Explorer that may lead to remote code execution. Users may encounter this by visiting compromised webpage. Read more here.

  • (MS13-048) Vulnerability in Windows Kernel Could Allow Information Disclosure (2839229)
    Risk Rating: Important

    This patch addresses a security flaw found in Microsoft Windows. When exploited, this could allow a possible attacker to gather information from vulnerable system. However, attacker must have valid logon credentials before exploiting the vulnerability. Read more here.

  • (MS13-049) Vulnerability in Kernel-Mode Driver Could Allow Denial of Service (2845690)
    Risk Rating: Important

    This patch addresses an undisclosed vulnerability in Microsoft Windows. This vulnerability may allow a potential attacker to initiate a denial-of-service attack onto unpatched systems. Read more here.

  • (MS13-050) Vulnerability in Windows Print Spooler Components Could Allow Elevation of Privilege (2839894)
    Risk Rating: Important

    This patch addresses a privately vulnerability in Windows. Once exploited, a potential attacker could allow an attacker to gain elevated rights onto vulnerable system. Read more here.

  • (MS13-051) Vulnerability in Microsoft Office Could Allow Remote Code Execution (2839571)
    Risk Rating: Important

    This patch addresses an undisclosed vulnerability in Microsoft Office. This can allow malware execution if a user opens a maliciously crafted Office document. Read more here.

Microsoft addresses the following vulnerabilities in its May batch of patches:

  • (MS13-037) Cumulative Security Update for Internet Explorer (2829530)
    Risk Rating: Critical

    This patch addresses eleven vulnerabilities found in Internet Explorer, which may lead to malware execution. Users may encounter this attack when visiting specific webpage using Internet Explorer. Exploiting this vulnerability can also give attacker same access right as current user.Read more here.

  • (MS13-038) Security Update for Internet Explorer (2847204)
    Risk Rating: Critical

    This patch addresses one publicly disclosed vulnerability in Internet Explorer that may lead to remote code execution. Users may encounter this by visiting compromised webpage. Read more here.

  • (MS13-039) Vulnerability in HTTP.sys Could Allow Denial of Service (2829254)
    Risk Rating: Important

    This patch addresses a security flaw found in Microsoft Windows. When exploited, this could lead to denial of service (DoS) attack. Read more here.

  • (MS13-040) Vulnerabilities in .NET Framework Could Allow Spoofing (2836440)
    Risk Rating: Important

    This patch addresses two vulnerabilities in the .NET framework that may lead to spoofing once a .NET application receives a malicious XML file. Once exploit is successful, attacker could modify the content of .XML file and gain endpoint functions. Read more here.

  • (MS13-041) Vulnerability in Lync Could Allow Remote Code Execution (2834695)
    Risk Rating: Important

    This patch addresses a vulnerability in Microsoft Lync that may allow an attacker to execute a malware. For attack to be successful, attacker must make a user accpet a Lync or Communicator invitation then share a malicious file or program disguised as a presentation in Lync of Communicator. Read more here.

  • (MS13-042) Vulnerabilities in Microsoft Publisher Could Allow Remote Code Execution (2830397)
    Risk Rating: Important

    This patch addresses eleven vulnerabilities in Microsoft Office that could lead to users executing a malware. Users may encounter this via malware disguised as Publisher file and opening it using vulnerable Microsoft Publisher. Once done, attacker gains same user rights as the current user. Read more here.

  • (MS13-043) Vulnerability in Microsoft Word Could Allow Remote Code Execution (2830399)
    Risk Rating: Important

    This patch addresses a vulnerability in Microsoft Office that could allow remote code execution once user opens a malware disguised as an email message. Once successful, users can gain the same access rights as current user. Read more here.

  • (MS13-044) Vulnerability in Microsoft Word Could Allow Remote Code Execution (2830399)
    Risk Rating: Important

    This patch addresses a vulnerability in Microsoft Office that may lead to unwanted information disclosure by opening a specifically crafted Visio file. Read more here.

  • (MS13-045) Vulnerability in Windows Essentials Could Allow Information Disclosure (2813707)
    Risk Rating: Important

    This patch addresses a vulnerability . Read more here.

  • (MS13-046) Vulnerabilities in Kernel-Mode Drivers Could Allow Elevation Of Privilege (2840221)
    Risk Rating: Important

    This patch addresses a vulnerability in Microsoft Windows that may lead to an attacker gaining elevation of privilege. To do this, an attacker must have valid logon credentials before exploiting this vulnerability locally. Read more here.

This vulnerability allows attackers to remotely execute arbitrary code in a vulnerable system. It exists in the way that Internet Explorer accesses an object in memory that has been deleted or has not been properly allocated. The vulnerability may corrupt memory in a way that could allow an attacker to execute arbitrary code. An attacker may host a specially crafted website that is designed to exploit this vulnerability through Internet Explorer, and then form a scheme to get vulnerable users to visit that website.