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Security Advisory-Information Disclosure Vulnerability on E355s Mobile WiFi

  • SA No:Huawei-SA-20150429-01-E355s
  • Initial Release Date: Apr 29, 2015
  • Last Release Date: May 19, 2015


E355s have an information disclosure vulnerability that could be exploited by an attacker to graft attack commands or capture network communications to obtain the configuration and user information without login (Vulnerability ID: HWPSIRT-2015-02002).

This Vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2015-3912.

Product Name

Affected Version

Solved version

E355s

Firmware Version: 22.158.01.00.625
WEBUI Version: 11.011.04.00.625

Firmware Version: 22.158.45.02.625
WEBUI Version: 13.100.04.01.625


Attackers may exploit this vulnerability to obtain the configuration information, including user information.

The vulnerability classification has been performed by using the CVSSv2 scoring system (http://www.first.org/cvss/).

Base Score: 5.0 (AV:N/AC:L/Au:N/C:P/I:N/A:N)

Temporal Score: 4.1 (E:F/RL:O/RC:C)

Overall Score: 4.1

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

1. The attacker can access the network.

Vulnerability details:

The attacker do not need to log in to graft attack commands with tools and analyze return packets to obtain the configuration information, or capture data packets to obtain user information.

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/security/psirt/report-vulnerabilities/index.htm.

This vulnerability was found by Evilsocket. Huawei PSIRT is not aware of any public announcements or malicious use of the vulnerability described in this advisory.

Huawei express our appreciation for Evilsocket’s concerns on Huawei products.

For security problems about Huawei products and solutions, please contact PSIRT@huawei.com.

For general problems about Huawei products and solutions, please directly contact Huawei TAC (Huawei Technical Assistance Center) to request the configuration or technical assistance.

2015-05-19 V1.1 UPDATED Summary

2015-04-29 V1.0 INITIAL

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.

Complete information for providing feedback on security vulnerability of Huawei products, getting support for Huawei security incident response services, and obtaining Huawei security vulnerability information, is available on Huawei's worldwide website at http://www.huawei.com/en/security/psirt/.