Accessibility Skip to content

UC Software - Improper Restriction of Operations within the Bounds of a Memory Buffer

Vulnerability Summary

A medium-severity vulnerability has been discovered in the web application functionality of Poly’s UCS (“Unified Communications Software”). This vulnerability could allow an authenticated remote attacker to read a limited segment of the Poly product’s memory, which could reveal an administrator password or other sensitive information.  

 

A non-admin user of Poly voice products may be able to read a segment of the Poly product’s memory. This could reveal an administrator password, granting the non-admin user admin privileges. 

Published

Last Update: 3/14/2022
Initial Public Release: 9/13/2017
Advisory ID:  PLYVC17-04

Product Affected
PRODUCTS FIRMWARE FIX
SoundStation IP Prior to UCS 4.0.12 UCS 4.0.12 and above
VVX Prior to UCS 5.6.0/  UCS 5.5.2/ UCS 5.4.7 UCS 5.6.0 and above
UCS 5.5.2 and above
UCS 5.4.7 and above
RealPresence Trio Prior to UCS 5.4.5 rev AG UCS 5.4.5 rev AG and above
Solution

Poly recommends customers upgrade to the respective build for the affected SoundStation IP, VVX, and Trio devices.

 

Workaround

Poly recommends following standard best practices for Unified Communications, as detailed in our best practices paper.

Contact

Any customer using an affected system who is concerned about this vulnerability within their deployment should contact Poly Technical Support(888) 248-4143, (916) 928-7561, or visit the Poly Support Site.

 

RECOGNITION

Poly would like to thank Francis Alexander from Beyond Security’s SecuriTeam Secure Disclosure program for reporting security vulnerabilities to us and for their coordinated disclosure.

Revision History
VERSION DATE DESCRIPTION
1.0 8/21/2017 Initial Release
2.0 3/14/2022 Format Changes

©2022 Plantronics, Inc. All rights reserved.

Trademarks
Poly, the propeller design, and the Poly logo are trademarks of Plantronics, Inc.  All other trademarks are property of their respective owners. No portion hereof may be reproduced or transmitted in any form or by any means, for any purpose other than the recipient's personal use, without the express written permission of Poly.

Disclaimer
While Poly uses reasonable efforts to include accurate and up-to-date information in this document, Poly makes no warranties or representations as to its accuracy. Poly assumes no liability or responsibility for any typographical errors, out of date information, or any errors or omissions in the content of this document. Poly reserves the right to change or update this document at any time. Individuals are solely responsible for verifying that they have and are using the most recent Technical Bulletin. 

Limitation of Liability
Poly and/or its respective suppliers make no representations about the suitability of the information contained in this document for any purpose. Information is provided "as is" without warranty of any kind and is subject to change without notice. The entire risk arising out of its use remains with the recipient. In no event shall Poly and/or its respective suppliers be liable for any direct, consequential, incidental, special, punitive, or other damages whatsoever (including without limitation, damages for loss of business profits, business interruption, or loss of business information), even if Poly has been advised of the possibility of such damages.