Security Advisory - Denial of Service Vulnerability in Some Products

  • SA No:huawei-sa-20210210-02-dos
  • Initial Release Date: 2021.02.10
  • Last Release Date: 2021.02.10

There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services abnormal. (Vulnerability ID: HWPSIRT-2020-32540)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9213.

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-20210210-02-dos-en


Product Name

Affected Version

Resolved Product and Version

NGFW Module

V500R005C00

V500R005C20SPC500

NIP6300

V500R001C30

V500R005C20SPC500

V500R001C60

V500R005C00

NIP6600

V500R001C30

V500R005C20SPC500

V500R001C60

V500R005C00

NIP6800

V500R001C60

V500R005C20SPC500

V500R005C00

Secospace USG6300

V500R001C30

V500R005C20SPC500

V500R001C60

V500R005C00

Secospace USG6500

V500R001C30

V500R005C20SPC500

V500R001C60

V500R005C00

Secospace USG6600

V500R001C30

V500R005C20SPC500

V500R001C60

V500R005C00

USG9500

V500R001C30

V500R005C20SPC500

V500R001C60

V500R005C00


Successful exploit may cause some services abnormal.


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:

Attackers can access the network.

Vulnerability details:

In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services abnormal.


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.


2021-02-10 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.

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