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Security Advisory - Improper Authorization Vulnerability on Huawei Switch Products

  • SA No:huawei-sa-20180328-01-authentication
  • Initial Release Date: Mar 28, 2018
  • Last Release Date: Mar 28, 2018

There is an improper authorization vulnerability on Huawei switch products. The system incorrectly performs an authorization check when a normal user attempts to access certain information which is supposed to be accessed only by authenticated user. Successful exploit could cause information disclosure. (Vulnerability ID: HWPSIRT-2017-09010)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-15327.
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-20180328-01-authentication-en

Product Name

Affected Version

Resolved Product and Version

S12700

V200R005C00

Upgrade to V200R010SPH002

V200R006C00

V200R006C01

V200R007C00

V200R007C01

V200R007C20

V200R008C00

V200R008C06

V200R009C00

V200R010C00

S7700

V200R001C00

Upgrade to V200R010SPH002

V200R001C01

V200R002C00

V200R003C00

V200R005C00

V200R006C00

V200R006C01

V200R007C00

V200R007C01

V200R008C00

V200R008C06

V200R009C00

V200R010C00

S9700

V200R001C00

Upgrade to V200R010SPH002

V200R001C01

V200R002C00

V200R003C00

V200R005C00

V200R006C00

V200R006C01

V200R007C00

V200R007C01

V200R008C00

V200R009C00

V200R010C00


Successful exploit could cause information disclosure.


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

Base Score: 4.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)

Temporal Score: 4.0 (E:F/RL:O/RC:C)


This vulnerability can be exploited only when the following conditions are present:

The attacker logs in the system.

Vulnerability details:

There is an improper authorization vulnerability on Huawei switch products. The system incorrectly performs an authorization check when a normal user attempts to access certain information which is supposed to be accessed only by authenticated user. Successful exploit could cause information disclosure.


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.


2018-03-28 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.