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Security Advisory - DoS Vulnerability in Some Huawei Products

  • SA No:huawei-sa-20171206-01-nqa
  • Initial Release Date: Dec 06, 2017
  • Last Release Date: Mar 04, 2020

Some Huawei products have a DoS vulnerability due to insufficient validation of the Network Quality Analysis(NQA) packets. A remote attacker could exploit this vulnerability by sending malformed NQA packets to the target device. Successful exploitation could make the device restart. (Vulnerability ID: HWPSIRT-2017-09099)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-15324.
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-20171206-01-nqa-en

Product Name

Affected Version

Resolved Product and Version

S5700

V200R005C00SPC500

V2R11C10

S6700

V200R005C00SPC500

V2R11C10

USG9500

V500R001C50

Upgrade to V500R001C60SPC300

V500R001C50PWE



Successful exploitation could make the device restart.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Temporal Score: 7.0 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker gains access to the device network.
Vulnerability details:
A remote attacker could exploit this vulnerability by sending malformed NQA packets to the target device. Successful exploitation could make the device restart.

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.

2020-03-04 V1.2 UPDATED Updated the "Software Versions and Fixes" section;

2017-12-26 V1.1 UPDATED Updated the "Software Versions and Fixes" section;

2017-12-06 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.