Research In Motion’s BlackBerry Attachment Service has yet again been identified as a security risk. The vulnerability could allow a malicious individual to cause buffer overflow errors, which may result in arbitrary code execution. The latest BES security flaw is currently ranked 7.8, or “high severity,” on a Common Vulnerability Scoring System (CVSS) scale of 0 to 10, with 10 representing the most critical flaws. The following BES versions are affected and should be updated immediately, according to RIM.”]
Source: https://www.csoonline.com/article/2126455/rim-patches-another-pdf-related-bes-flaw.html