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Security Advisory - Improper Authentication Vulnerability in Some Huawei AP Products

  • SA No:huawei-sa-20190327-01-ap
  • Initial Release Date: 2019-03-27
  • Last Release Date: 2019-10-09

There is an improper authentication vulnerability in some Huawei AP products. Due to the improper implementation of authentication for the serial port, an attacker could exploit this vulnerability by connecting to the affected products and run a series of commands. (Vulnerability ID: HWPSIRT-2019-02007)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5298.

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-20190327-01-ap-en


Product Name

Affected Version

Resolved Product and Version

AP2000

V200R008C10

V200R008C10SPCe00

V200R009C00

V200R009C00SPC800

V200R010C00

V200R010C00SPC600

AP4000

V200R008C10

V200R008C10SPCe00

V200R009C00

V200R009C00SPC800

V200R010C00

V200R010C00SPC600

AP4050DN-E

V200R009C00

V200R009C00SPC800


An attacker could exploit this vulnerability by connecting to the affected products and run a series of commands.


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

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

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

Overall Score: 6.3


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

1. An attacker can physically connect the affected devices.

Vulnerability details:

There is an improper authentication vulnerability in some Huawei AP products. Due to the improper implementation of authentication for the serial port, an attacker could exploit this vulnerability by connecting to the affected products and run a series of commands.


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.


2019-10-09 V1.1 UPDATED Updated the "Software Versions and Fixes" section;

2019-03-27 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.