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Security Advisory-Radius Vulnerability on Some Huawei Devices

  • SA No:Huawei-SA-20140508-01-Router
  • Initial Release Date: May 08, 2014
  • Last Release Date: Jul 09, 2014

On huawei Campus Switch, AR, SRG,WLAN devices, the RADIUS component cannot handle malformed RADIUS packets. This vulnerability allows attackers to repeatedly restart the device, causing a DoS attack (Vulnerability ID: HWPSIRT-2014-0307).

This Vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2014-4704.

Product Name

Versions

AR150/AR160/ AR530/ AR200/ AR1200/AR 2200/AR 3200

V200R005C00

SRG1300/SRG2300/SRG3300

V200R005C00

AR150/AR160/ AR530/ AR200/ AR1200/AR 2200/AR 3200

V200R003

SRG1300/SRG2300/SRG3300

V200R003

Campus switch S9300/S9300E/S7700/S9700

V200R001C00SPC300

Campus switch S5700/S6700/5300/6300

V200R001C00SPC300

WLAN AC6605/AC6005/ACU2

V200R005C00SPC100

V200R005C00

This vulnerability allows attackers to repeatedly restart the device, causing a DoS attack.

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

Base Score: 6.3 (AV:N/AC:M/Au:S/C:N/I:N/A:C)  

Temporal Score: 5.2(E:F/RL:O/RC:C)

1. Prerequisite:

The remote authentication or accounting method is RADIUS.

2. Attacking procedure:

Attackers graft malformed RADIUS packets, which cannot be handled by the device and cause the device to restart.

Upgrading version and version status:

Product Name

Affected Versions

Solved Versions

Version Status

AR150/AR160/ AR530/ AR200/ AR1200/AR 2200/AR 3200

V200R005C00

V200R005C10SPC500

Released

SRG1300/SRG2300/SRG3300

V200R005C00

V200R005C10SPC500

Released

AR150/AR160/ AR530/ AR200/ AR1200/AR 2200/AR 3200

V200R003

V200R005C10SPC500

Released

SRG1300/SRG2300/SRG3300

V200R003

V200R005C10SPC500

Released

Campus switch S9300/S9300E/S7700/S9700

V200R001C00SPC300

V200R001SPH016

Released

Campus switch S5700/S6700/5300/6300

V200R001C00SPC300

V200R001SPH013

Released

WLAN AC6605/AC6005/ACU2

V200R005C00SPC100

V200R005C00SPC200

Released

V200R005C00

V200R005C00SPC200

Released


Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades, or obtain them through Huawei worldwide website at http://support.huawei.com/enterprise/. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/security/psirt/report-vulnerabilities/index.htm.


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

For security problems about Huawei products and solutions, please contact PSIRT@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.


2014-05-08 V1.0 INITIAL

2014-07-09 V1.1 UPDATED update the assigned CVE ID 

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 on 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/.