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Security Advisory - Buffer Overflow Vulnerability in Huawei Firewall Products

  • SA No:huawei-sa-20161125-01-usg
  • Initial Release Date: Nov 25, 2016
  • Last Release Date: Nov 25, 2016

The security policy processing module of some Huawei firewall products have a buffer overflow vulnerability. An authenticated attacker may setup a specific security policy into the devices, causing buffer overflow and crash the system. (Vulnerability ID: HWPSIRT-2016-06074)
This vulnerability has been assigned CVE ID: CVE-2016-8802.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link: 
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161125-01-usg-en

Product Name

Affected Version

Resolved Product and Version

Secospace USG6300

V500R001C20SPC100

V500R001C20SPC300

V500R001C20SPC101

V500R001C20SPC200

Secospace USG6500

V500R001C20SPC100

V500R001C20SPC300

V500R001C20SPC101

V500R001C20SPC200

Secospace USG6600

V500R001C20SPC100

V500R001C20SPC300

V500R001C20SPC101

V500R001C20SPC200

An authenticated attacker may setup a specific security policy into the devices, causing buffer overflow and crash the system.

The vulnerability classification has been performed by using the CVSSv3 scoring system (https://www.first.org/cvss/specification-document).

Base Score: 6.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) 

Temporal Score: 6.3 (E:F/RL:O/RC:C)

1. Prerequisite:
The attacker can login the firewall system.
2. Attacking procedure:
The security policy processing module of some Huawei firewall products have a buffer overflow vulnerability. An authenticated attacker may setup a specific security policy into the devices, causing buffer overflow and crash the system.

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/psirt/report-vulnerabilities.

This vulnerability was discovered by Huawei internal tester.
2016-11-25 V1.0 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

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.