Este martes Microsoft ha publicado 13 boletines de seguridad (del MS15-043 al MS15-055) correspondientes a su ciclo habitual de actualizaciones. Según la propia clasificación de Microsoft tres de los boletines presentan un nivel de gravedad «crítico» mientras que los 10 restantes son «importantes«. En total se han solucionado 48 vulnerabilidades.

Las actualizaciones publicadas pueden descargarse a través de Windows Update o consultando los boletines de Microsoft donde se incluyen las direcciones de descarga directa de cada parche. Se recomienda la actualización de los sistemas con la mayor brevedad posible.
Más información:
Microsoft Security Bulletin Summary for May 2015
https://technet.microsoft.com/library/security/ms15-may
Microsoft Security Bulletin MS15-043 – Critical
Cumulative Security Update for Internet Explorer (3049563)
https://technet.microsoft.com/library/security/MS15-043
Microsoft Security Bulletin MS15-044 – Critical
Vulnerabilities in Microsoft Font Drivers Could Allow Remote Code Execution (3057110)
https://technet.microsoft.com/library/security/MS15-044
Microsoft Security Bulletin MS15-045 – Critical
Vulnerability in Windows Journal Could Allow Remote Code Execution (3046002)
https://technet.microsoft.com/library/security/MS15-045
Microsoft Security Bulletin MS15-046 – Important
Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3057181)
https://technet.microsoft.com/library/security/MS15-046
Microsoft Security Bulletin MS15-047 – Important
Vulnerabilities in Microsoft SharePoint Server Could Allow Remote Code Execution (3058083)
https://technet.microsoft.com/library/security/MS15-047
Microsoft Security Bulletin MS15-048 – Important
Vulnerabilities in .NET Framework Could Allow Elevation of Privilege (3057134)
https://technet.microsoft.com/library/security/MS15-048
Microsoft Security Bulletin MS15-049 – Important
Vulnerability in Silverlight Could Allow Elevation of Privilege (3058985)
https://technet.microsoft.com/library/security/MS15-049
Microsoft Security Bulletin MS15-050 – Important
Vulnerability in Service Control Manager Could Allow Elevation of Privilege (3055642)
https://technet.microsoft.com/library/security/MS15-050
Microsoft Security Bulletin MS15-051 – Important
Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (3057191)
https://technet.microsoft.com/library/security/MS15-051
Microsoft Security Bulletin MS15-052 – Important
Vulnerability in Windows Kernel Could Allow Security Feature Bypass (3050514)
https://technet.microsoft.com/library/security/MS15-052
Microsoft Security Bulletin MS15-053 – Important
Vulnerabilities in JScript and VBScript Scripting Engines Could Allow Security Feature Bypass (3057263)
https://technet.microsoft.com/library/security/MS15-053
Microsoft Security Bulletin MS15-054 – Important
Vulnerability in Microsoft Management Console File Format Could Allow Denial of Service (3051768)
https://technet.microsoft.com/library/security/MS15-054
Microsoft Security Bulletin MS15-055 – Important
Vulnerability in Schannel Could Allow Information Disclosure (3061518)
https://technet.microsoft.com/library/security/MS15-055
Antonio Ropero
antonior@hispasec.com

Twitter: @aropero

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