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RealPresence Debut - Multiple Web UI Vulnerabilities

An information disclosure vulnerability has been discovered in the web application functionality of Polycom’s RealPresence Debut endpoint.

Severity

Medium

Advisory ID

PLYTV18-03

Initial public release

5/10/2018

Last update

3/14/2022

Category

Poly

Summary

This vulnerability could allow a remote attacker to gain administrator access to Debut’s web UI. In addition, it was discovered that the admin session cookie for Debut’s web application interface is only updated when the Debut is rebooted.

DETAILS

CVE 2018-10946 - Debut Exposure of Sensitive Information to an Unauthorized Actor

A vulnerability exists in the certificate validation process due to improper validation checks. An attacker could use this vulnerability to carry out a MitM attack, which could compromise the confidentiality of the information with the device and potentially leak critical information.

CVE 2018-10947 – Debut Improper Input Validation

An issue was discovered in versions earlier than 1.3.2 for Polycom RealPresence Debut where the admin cookie is reset only after a Debut is rebooted.

Poly released a firmware update to address this vulnerability.

Relevant Common Vulnerabilities and Exposures (CVE) List

Poly would like to thank Malte Buhse and Lionne-Jeremias Stangier for reporting security vulnerabilities to us and for their coordinated disclosure.

List of CVE IDs

CVE ID

CVS 3.0

Severity

Vector

CVE- 2018-10946

6.8

Medium

CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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

Resolution

Poly recommends customers upgrade to firmware build 1.3.2 or later.

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

Affected products

Identify the affected products for this issue.

List of products

Product

Firmware

Fix

RealPresence Debut

Prior to 1.3.2

1.3.2 and above

Revision history

This document has been revised according to the following information.

List of versions

Version

Description

Date

2.0

Format Changes

3/14/2022

1.0

Initial Release

5/10/2018

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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