Vulnerability Could Allow Attacker to Execute Arbitrary Code or Cause a denial-of-service Condition

RIM has released a security advisory to address a security issue in the BlackBerry Attachment Service component of the BlackBerry Enterprise Server. According to RIM, the vulnerability could allow a malicious individual to cause buffer overflow errors, leading to a Denial of Service (DoS) condition or execution of arbitrary code on the computer that the BlackBerry Attachment Service runs on.

The issue relates to a known vulnerability in the PDF distiller component of the BlackBerry Attachment Service that affects how the BlackBerry Attachment Service processes PDF files.

Exploitation of the vulnerability requires a BlackBerry user to open a malicious PDF file on a BlackBerry device that is associated with a user account on a BlackBerry Enterprise Server. The PDF file may be attached to an email message, or the BlackBerry user may retrieve it from a web site using the Get Link menu item on the BlackBerry device.

RIM has given the vulnerability a Common Vulnerability Scoring System (CVSS) score of 7.6. More information is available at: http://www.blackberry.com/btsc/search.do?cmd=displayKC&docType=kc&externalId=KB24547

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