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Security Advisory - DoS Vulnerability in Some Huawei Products

  • SA No:huawei-sa-20171206-01-nqa
  • Initial Release Date: 2017-12-06
  • Last Release Date: 2017-12-26

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:

Product Name

Affected Version

Resolved Product and Version







Successful exploitation could make the device restart.
The vulnerability classification has been performed by using the CVSSv3 scoring system (
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

This vulnerability was discovered by Huawei internal tester.
2017-12-26 V1.1 UPDATED Updated the "Software Versions and Fixes" section and the updated products are in bold character;
2017-12-06 V1.0 INITIAL

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