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Polycom UC Software - Exposed Dangerous Method or Function

Vulnerability Summary

A vulnerability in the web-based management interface of VVX, Trio, SoundStructure, SoundPoint, and SoundStation phones running Polycom UC Software, if exploited, could allow an authenticated, remote attacker with admin privileges to cause a denial of service (DoS) condition or execute arbitrary code.  

 

Details

CVE 2019-12948
A vulnerability in the web-based management interface of VVX, Trio, SoundStructure, SoundPoint, and SoundStation phones running Polycom UC Software, if exploited, could allow an authenticated, remote attacker with admin privileges to cause a denial of service (DoS) condition or execute arbitrary code.

Poly released a firmware update to address this vulnerability.  There is no workaround.

Published

Last Update: 3/7/2022
Initial Public Release: 7/26/2019
Advisory ID:  PLYVC19-06

CVE ID: CVE-2019-12948
CVSS Score: 8.3
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Product Affected
PRODUCTS FIRMWARE FIX
VVX300, VVX310, VVX400, VVX410, VVX500 and VVX600

Prior to:

  • UCS 5.8.5.1256
  • UCS 5.9.3.2857 rev G
  • UCS 5.9.4 or later (to be released)
Update to:
  • UCS 5.8.5.1256
  • UCS 5.9.3.2857 rev G
  • UCS 5.9.4 or later (to be released)

VVX201,  VVX301,  VVX311,  VVX401,  VVX411, VVX501, VVX601, VVX150,  VVX250,  VVX350 and VVX450

SoundStructure

Prior to:

  • UCS 5.8.5.1256
  • UCS 5.9.3.2857 rev G
  • UCS 6.0.0.4839 rev C
  • UCS 6.1.0 or later (to be released)
Update to:
  • UCS 5.8.5.1256
  • UCS 5.9.3.2857 rev G
  • UCS 6.0.0.4839 rev C
  • UCS 6.1.0 or later (to be released)
Trio

Prior to:

  • 5.9.0 Rev AD
Update to:
  • UCS 5.9.0 Rev AD or later

SoundPoint

SoundStation

Prior to:

  • UCS 4.0.14.1580
  • UCS 4.1.1.0934 rts11 AB
Update to:
  • UCS 4.0.14.1580
  • UCS 4.1.1.0934 rts11 AB
Solution

Poly recommends customers upgrade to the respective firmware build identified in the table or later. 

 

Workaround

There is no workaround.

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.

 

Revision History
VERSION DATE DESCRIPTION
1.0 7/26/2019 Initial Release
1.1 8/2/2019 Modified Page Break
1.2 12/20/2019

Updated Software Version for UCS 4.1.1

2.0 3/7/2022 Format Changes

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