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Vulnerability Summary
A critical vulnerability has been discovered in the Poly shell (psh) functionality on the HDX’s diagnostics port (port tcp/23). This vulnerability could allow a remote attacker to execute arbitrary code on the HDX, which could lead to compromise of the system.
Published
Last Update: 3/14/2022
Initial Public Release: 11/15/2017
Advisory ID: PLYTV17-07
Product Affected
| PRODUCTS | FIRMWARE | FIX |
|---|---|---|
| HDX 4000 | Prior to 3.1.11 hotfix |
3.1.11 hotfix and above |
| HDX 6000 | Prior to 3.1.11 hotfix |
3.1.11 hotfix and above |
| HDX 7000 | Prior to 3.1.11 hotfix |
3.1.11 hotfix and above |
| HDX 8000 | Prior to 3.1.11 hotfix |
3.1.11 hotfix and above |
| HDX 9000 | Prior to 3.1.11 hotfix |
3.1.11 hotfix and above |
Solution
Poly recommends customers upgrade to firmware build 3.1.12 or later.
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.
Revision History
| VERSION | DATE | DESCRIPTION |
|---|---|---|
| 1.0 | 11/15/2017 | Initial Release |
| 1.1 | 11/15/2017 | Updated publication with Hotfix availability |
| 1.2 | 11/24/2017 | Updated publication with GA build availability |
| 2.0 | 3/14/2022 | Format Changes |
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