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Category:   Application (Generic)  >   LibreOffice Vendors:   libreoffice.org
(Ubuntu Issues Fix) LibreOffice Calc and Writer Embedded Object Preview Flaw Lets Remote Users Obtain Potentially Sensitive Information on the Target System
SecurityTracker Alert ID:  1037894
SecurityTracker URL:  http://securitytracker.com/id/1037894
CVE Reference:   CVE-2017-3157   (Links to External Site)
Date:  Feb 23 2017
Impact:   Disclosure of system information, Disclosure of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in LibreOffice Calc and Writer. A remote user can obtain potentially sensitive information on the target system.

A remote user can create a document containing a specially crafted embedded object that links to a file on the target user's system. When the document is opened and subsequently saved by the target user, the document may contain preview contents from the linked file in hidden sections.

For systems using LibreOffice as an online service, the preview contents from the linked file may be disclosed to remote users.

Ben Hayak reported this vulnerability.

Impact:   A remote user can obtain potentially sensitive information on the target system.
Solution:   Ubuntu has issued a fix.

The Ubuntu advisory is available at:

  http://www.ubuntu.com/usn/usn-3210-1

Vendor URL:  www.ubuntu.com/usn/usn-3210-1 (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  12.04 LTS, 14.04 LTS, 16.04 LTS

Message History:   This archive entry is a follow-up to the message listed below.
Feb 23 2017 LibreOffice Calc and Writer Embedded Object Preview Flaw Lets Remote Users Obtain Potentially Sensitive Information on the Target System



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