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Security Advisory - DoS Vulnerability in Huawei eSpace 8950 IP Phone

  • SA No:Huawei-SA-20151111-02-eSpace
  • Initial Release Date: 2015-11-11
  • Last Release Date: 2015-11-19

When Huawei eSpace 8950 IP phone receive some type of malicious ARP packets, memory leak may occur on the network interface card. When the memory is overloaded by such packets, the IP phone restarts (Vulnerability ID: HWPSIRT-2015-08041).

 

This vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2015-8230.

 

Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:
http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-461217.htm

Product Name

Affected Version

Resolved Product and Version

eSpace 8950

V200R003C00SPC200

V200R003C00SPC300

The attacker could restart the phone.

The vulnerability classification has been performed by using the CVSSv2 scoring system (http://www.first.org/cvss/).

Base Score: 6.1 (AV:A/AC:L/Au:N/C:N/I:N/A:C)

Temporal Score: 5.1 (E:F/RL:O/RC:C)

1. Prerequisite:

The attackers can access the device through a LAN.

2. Attacking procedure:

The attacker crafts a specific type of ARP packets and sends them to the target device to restart it.
Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/security/psirt/report-vulnerabilities/index.htm.


This vulnerability was found by Huawei internal tester. Huawei PSIRT is not aware of malicious use of the vulnerability described in this advisory.

For security problems about Huawei products and solutions, please contactPSIRT@huawei.com.

For general problems about Huawei products and solutions, please directly contact Huawei TAC (Huawei Technical Assistance Center) to request the configuration or technical assistance.


2015-11-19 V1.1 UPDATED Added CVE ID and Updated the Resolved Product and Version

2015-11-11 V1.0 INITIAL
This document is provided on an "AS IS" basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.


Complete information for providing feedback on security vulnerability of Huawei products, getting support for Huawei security incident response services, and obtaining Huawei security vulnerability information, is available on Huawei's worldwide website at http://www.huawei.com/en/security/psirt/.