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Security Advisory - Denial of Service Vulnerability in Huawei Product

  • SA No:huawei-sa-20200212-02-ipsec
  • Initial Release Date: Feb 12, 2020
  • Last Release Date: Feb 12, 2020

There is a DoS vulnerability that IPSec Module handles a specific message incorrectly, causing memory unreleased. Attackers can send specific message to cause Denial of Service in IPSec module. (Vulnerability ID: HWPSIRT-2019-12418)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-1827 

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-20200212-02-ipsec-en



Product Name

Affected Version

Resolved Product and Version

NIP6800

V500R001C30

Upgrade to V500R005C00SPC200

V500R001C60SPC500

V500R005C00SPC100

V500R005C00SPC200

Secospace USG6600

V500R001C30SPC200

Upgrade to V500R005C00SPC200

V500R001C30SPC600

V500R001C60SPC500

V500R005C00SPC100

V500R005C00SPC200

USG9500

V500R001C30SPC200

Upgrade to V500R005C00SPC200

V500R001C30SPC600

V500R001C60SPC500

V500R005C00SPC100

V500R005C00SPC200


Attackers can exploit this vulnerability to send specific message to cause memory unreleased. This may lead to Denial of Service in IPSec.

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

Base Score: 5.9 (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

Temporal Score: 5.5 (E:F/RL:O/RC:C)

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

Attackers can send specific message to affected product.

Vulnerability details:

IPSec Module handles a specific message incorrectly, causing memory unreleased. Attackers can send specific message to cause Denial of Service in IPSec module.


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.


2020-02-12 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.