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Security Advisory - Baidu WormHole Vulnerability in Huawei Mobile Phones

  • SA No:Huawei-SA-20151209-01-WormHole
  • Initial Release Date: 2015-12-09
  • Last Release Date: 2016-02-03

Preinstalled Baidu apps in certain Huawei mobile phones have the WormHole vulnerability. An attacker can exploit this vulnerability to read information about, modify data in, or take control over the affected mobile phones. (Vulnerability ID: HWPSIRT-2015-10045)
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-465302.htm

Product Name

Affected Version

Resolved Product and Version

P8[1]

Versions earlier than GRA-TL00C01B220SP01

GRA-TL00C01B220SP01

Versions earlier than GRA-CL00C92B220

GRA-CL00C92B220

Versions earlier than GRA-CL10C92B220

GRA-CL10C92B220

Versions earlier than GRA-UL00C00B220

GRA-UL00C00B220

Versions earlier than GRA-UL10C00B220

GRA-UL10C00B220

Mate S[1]

CRR-TL00C01B153SP01 and earlier versions

CRR-TL00C01B160SP01

CRR-UL00C00B153 and earlier versions

CRR-UL00C00B160

CRR-CL00C92B153 and earlier versions

CRR-CL00C92B161


[1] Mobile phones will receive a system update prompt. The vulnerability will be fixed after users install the update.

An attacker can exploit this vulnerability to read information about, modify data in, or take control over the affected mobile phones.

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

Base Score: 6.2 (AV:L/AC:H/Au:N/C:C/I:C/A:C)

Temporal Score: 5.1 (E:F/RL:O/RC:C)

1. Prerequisite:

The attacker has obtained the IP addresses of target mobile phones and has access to these mobile phones.

2. Attacking procedure:

On the mobile phones, Baidu apps enable the HTTP service and open two ports. Although Baidu apps will check the packet header information for the two ports, the attacker can easily bypass the check. After setting up a connection to the HTTP service of the Baidu apps, the attacker can read information about, modify data in, or take control over the mobile phones.

  1. Mobile phones that support automatic update will receive a system update prompt. You can install the update to fix the vulnerability.
  2. 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.


The vulnerability is disclosed by WooYun. Huawei PSIRT is not aware of any malicious use of the vulnerability described in this advisory.

For security problems about Huawei products and solutions, please contactPSIRT@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.


2016-02-03 V1.1 FINAL updated information of "Software Versions and Fixes"
2015-12-09 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/.