Microsoft Outlook vulnerability could allow information disclosure
Report ID: MS201311007
Date Published: 13 November 2013
Compromise Type: information-disclosure
Compromise From: remote
Microsoft Outlook 2007
Microsoft Outlook 2010
Microsoft Outlook 2013
Microsoft Outlook 2013 RT
A vulnerability in Microsoft Outlook could lead to information disclosure, if successfully exploited.
Microsoft has issued a security update to address a vulnerability reported in Microsoft Outlook. The vulnerability was caused by improper handling of the expansion of S/MIME certificate metadata which may allow the system information to be disclosed.
This issue has been fixed by correcting the way Microsoft Outlook parses S/MIME certificates in email messages. Users are recommended to install the latest update onto their system as a protection measure against exploit attempts.
Install the latest security patch for applicable system, available for download from (https://technet.microsoft.com/en-us/security/bulletin/ms13-094)
F-Secure Health Check
F-Secure's free tool, the Health Check, detects if your system is missing the patch for the vulnerability covered in this report.