Escalada de privilegios en .NET Runtime Optimization Service

Se ha publicado un nuevo 0-day para Windows 2003 R2, XP SP3 y Windows 7, aunque no se descartan otras versiones, para obtener privilegios de NT AUTHORITYSYSTEM.

Un usuario local podría sustituir el fichero mscorsvw.exe  (se abre en nueva ventana) (componente del Common Language Runtime el cual forma parte del Microsoft® .NET Framework) por otro que se ejecutaría con privilegios de SYSTEM al iniciarse el servicio para escalar privilegios.

Sistemas afectados

  • Windows 2003 R2
  • Windows XP SP3
  • Windows 7

Solución

Se recomienda desactivar el servicio o modificar los permisos del fichero:

c:WINDOWSMicrosoft.NETFrameworkv2.0.50727mscorsvw.exe

23 thoughts on “Escalada de privilegios en .NET Runtime Optimization Service

  1. In other trick taking games, players can take tricks on a number
    of kind of contract. Understanding video gaming is a
    must tip on how to run a game store. It sounds like you log into the
    game and join a “Shadow war” server and play with hundreds of other
    players within that PVP world, but that world is different from the cooperative Arkfall boss hunting world.

  2. Upon examining some etymological dictionaries, one can conclude that games are a creative expression of the human spirit
    through the creation of an activity that has an entertaining, instructive and competing element.
    If you don’t have much skill in programming,
    but still think that creating and developing games is the most suitable for you, there
    are special courses that will give you training in graphic designing,
    game development, and computer animation. Next Jim Deacove developed a few of his own board games based on
    the principles of cooperation, group strategy and joint problem solving.

  3. Let’s have a look at few of the things which will help you. 1MP resolution and you can be sure of high quality photos with it. The Difference Between Digital and Optical Zooms Many digital cameras feature both digital and optical zoom.

  4. Major follows some sports, primarily during the playoffs.
    Caution: when a hole is made in a can, there may
    be metallic edges that can cut one’s mouth. Making your game play is the next phase you’ll be focusing on.

  5. Too many folks have already thrown away plenty of good money on nothing but useless salt tablets being
    shipped from South America. It’s old news that tracking food intake could lead to losing a few pounds [2].
    Now, the average healthy amount people are supposed to lose is 2
    pounds per week.

  6. Excellent post. I was checking constantly this blog and I’m inspired!
    Very useful info specially the final section 🙂 I
    deal with such information a lot. I was looking for this certain info for a long time.
    Thank you and good luck.

  7. Does your blog have a contact page? I’m having a tough time locating it but, I’d like to shoot you an e-mail.
    I’ve got some ideas for your blog you might be interested in hearing.
    Either way, great blog and I look forward to
    seeing it grow over time.

  8. Hello! This is my first visit to your blog! We are a collection of volunteers and
    starting a new project in a community in the same
    niche. Your blog provided us useful information to work on.
    You have done a extraordinary job!

  9. Ι wɑs curious if you ever thought of changing the layout of үour website?
    Its very well written; I love what youve got to say.
    Buut mɑybe yoou could a little more in the ѡay of content sso people could connect with it better.
    Youve got an awful lot of text foг nly hasving one or two images.
    Maybe you could space iit out better?

  10. What i do not realize is if truth be told how you’re
    now not really a lot more neatly-preferred than you might be now.

    You are so intelligent. You understand thus considerably relating to this subject, produced me in my view consider it from so many numerous angles.
    Its like men and women aren’t involved except it’s one thing to do with Lady
    gaga! Your personal stuffs outstanding. Always maintain it
    up!

Deja una respuesta

Tu dirección de correo electrónico no será publicada. Los campos obligatorios están marcados con *

*

Este sitio usa Akismet para reducir el spam. Aprende cómo se procesan los datos de tus comentarios.