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Category:   Device (Embedded Server/Appliance)  >   Cisco Meeting Server Vendors:   Cisco
Cisco Meeting Server H.264 Processing Flaw Lets Remote Users Cause the Target Media Process to Restart
SecurityTracker Alert ID:  1039827
SecurityTracker URL:  http://securitytracker.com/id/1039827
CVE Reference:   CVE-2017-12311   (Links to External Site)
Date:  Nov 16 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Cisco Meeting Server. A remote user can cause the target media process to restart.

A remote user can send an H.264 frame with a specially crafted picture parameter set (PPS) value to trigger an error in the in the H.264 decoder function and cause the target media process to restart, interrupting service.

The vendor has assigned bug ID CSCvg12559 to this vulnerability.

Impact:   A remote user can cause the target media process to restart, interrupting service until the process has finished restarting.
Solution:   The vendor has issued a fix.

The vendor advisory is available at:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-cms

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-cms (Links to External Site)
Cause:   Input validation error

Message History:   None.


 Source Message Contents

Subject:  https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-cms

 
 


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