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UC SOFTWARE - EXPOSURE OF SENSITIVE INFORMATION TO AN UNAUTHORIZED ACTOR

An information disclosure vulnerability exists in Poly CCX 400, 500, 600 and 700 and Trio 8500, 8800 and C60 models running UC software that could allow an authenticated administrative user to obtain sensitive information.

Severity

Medium

Advisory ID

PLYVC21-05

Initial public release

4/29/2021

Last update

3/10/2022

Category

Poly

Summary

CVE 2022-26879 - Poly VoIP Phones Exposure of Sensitive Information to an Unauthorized Actor

A successful exploit could allow the attacker to extract sensitive information from the affected device. An attacker who successfully exploited this vulnerability could potentially read data that was not intended to be disclosed.

It should be noted, this vulnerability would not allow an attacker to execute code or to elevate their user rights directly.

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

Relevant Common Vulnerabilities and Exposures (CVE) List

List of CVE IDs

CVE ID

CVS 3.0

Severity

Vector

CVE-2022-26879

4.4

Medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Learn more about CVSS 3.0 base metrics, which range from 0 to 10.

Resolution

Poly has released firmware updates that address this vulnerability. There are no workarounds that address this this vulnerability. Please refer to the release notes for more information to confirm the supported hardware and software configurations are used.

Poly recommends applying the following methods to reduce the risk of the identified vulnerability. If possible, it is recommended to disable the web UI, which can be accomplished on the device using the Admin credentials for the device. It is also recommended to implement strong password complexity for the Admin account credentials.

Affected products

Identify the affected products for this issue.

List of products

Products

Firmware

Fix

Trio 8500

Poly UC Software 5.9.5/70.0.0/7.0.1

Poly UC Software 7.0.1.1144

Trio 8800

Poly UC Software 5.9.5/70.0.0/7.0.1

Poly UC Software 7.0.1.1144

Trio C60

Poly UC Software 7.0.0/7.0.1

Poly UC Software 7.0.1.1144

CCX 400

Poly UC Software 6.2.23/7.0.1

Poly UC Software 7.0.1.1144

CCX 500

Poly UC Software 6.2.23/7.0.1

Poly UC Software 7.0.1.1144

CCX 600

Poly UC Software 6.2.23/7.0.1

Poly UC Software 7.0.1.1144

CCX 700

Poly UC Software 6.2.23/7.0.1

Poly UC Software 7.0.1.1144

Revision history

This document has been revised according to the following information.

List of versions

Version

Description

Date

2.0

Format changes and Detail clarifications

3/9/2022

1.0

Initial Release

9/7/2021

Additional information

Follow these links for additional information.

Third-party security patches

Third-party security patches that are to be installed on systems running Poly software products should be applied in accordance with the customer's patch management policy.

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.

Security bulletin archive

To view released Security Bulletins, visit https://support.hp.com/security-bulletins.

It is strongly recommended that security related information being communicated to HP be encrypted using PGP, especially exploit information.

Download HP’s security-alert PGP key

Legal information

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