Impact: Execution of arbitrary code via network , User access via network. Vendor Confirmed: Yes. Description: A vulnerability was reported in Microsoft PowerPoint. A remote user can cause arbitrary code to be executed on the target user's system. A remote user can create a specially crafted file that, when loaded by the target user, will trigger a buffer overflow in the Microsoft PowerPoint Freelance Windows 2. DLL and execute arbitrary code on the target system.
The code will run with the privileges of the target user. The vendor was notified on May 22, Carsten Eiram of Secunia Research reported this vulnerability. Otherwise, go to Method 2 to create a new presentation. If you cannot create a new presentation, PowerPoint may be damaged and a repair should be initiated. See Method 3, Part 2 below. This procedure allows your computer to restart without startup add-ons.
For a clean restart, follow these steps:. Select Start, type msconfig. If you are prompted for an administrator password or for confirmation, you should type the password or provide confirmation. On the General tab, select the Selective startup option, and then clear the Load startup items check box. The Use Original Boot. On the Services tab, select the Hide all Microsoft services check box, and then select Disable all. This step lets Microsoft services continue to run.
After you do a clean restart, you should check Office performance and then resume usual startup. Scroll through the list of programs and find your version of Microsoft Office. Right-select and then select Change. PowerPoint will try to open the presentation.
If PowerPoint does not open the presentation, go to Method 2. This process creates a blank title slide. You can delete this slide later after you re-create the presentation. If the presentation does not look the way that you expect after you try these steps, try to apply the damaged presentation as a template. To do this, follow these steps:. This will make a backup copy of the restored presentation that you can use in case the damaged presentation damages this new presentation.
Select the damaged presentation, and then select Apply. The slide master of the damaged presentation replaces the new slide master. If you start to experience unexpected behavior after you follow these steps, the template may have damaged the presentation.
In this case, use the backup copy to re-create the master slide. If the backup copy of the new presentation exhibits the same damage or strange behavior as the original presentation, go to Method 3. When you edit a presentation, PowerPoint creates a temporary copy of the file.
This temporary file is named PPT. This temporary file may be located in the same folder as the location to which the presentation is saved. To extract the Hlink. To register the Hlink. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode.
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