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Security Advisory - Path Traversal Vulnerability in Huawei FusionCube Product

  • SA No:huawei-sa-20211020-01-pathtraversal
  • Initial Release Date: 2021-10-20
  • Last Release Date: 2021-10-20

There is a path traversal vulnerability in Huawei FusionCube product. The vulnerability is due to that the software uses external input to construct a pathname that is intended to identify a directory that is located underneath a restricted parent directory, but the software does not properly validate the pathname. Successful exploit could allow the attacker to access a location that is outside of the restricted directory by a crafted filename. (Vulnerability ID: HWPSIRT-2021-72463)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-37130.

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-20211020-01-pathtraversal-en


Product Name

Affected Version

Resolved Product and Version

FusionCube

6.0.2

6.0.2.SPC301

Successful exploit could allow the attacker to access a location that is outside of the restricted directory by a crafted filename.


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

Base Score: 7.2 (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)

Temporal Score: 6.7 (E:F/RL:O/RC:C)


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

an attacker could craft a filename in the message to the device.

Vulnerability details:

The software uses external input to construct a pathname that is intended to identify a directory, but the software does not sufficiently validate the input. Successful exploit could allow the attacker to access a location that is outside of the restricted directory by a crafted filename.


None


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.


2021-10-20 V1.0 INITIAL


None

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.