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Security Advisory - Lack of Signature Verification Vulnerability in Some Huawei APP

  • SA No:huawei-sa-20170816-01-app
  • Initial Release Date: Aug 16, 2017
  • Last Release Date: Aug 16, 2017

Some Huawei APP do not support signature verification for APK file. An attacker could exploit this vulnerability to hijack the APK and upload modified APK file. Successful exploit could lead to the APP is hijacking. (Vulnerability ID: HWPSIRT-2017-07089)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8177.
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-20170816-01-app-en

Product Name

Affected Version

Resolved Product and Version

HiWallet

Earlier than 5.0.3.100 versions

5.0.3.100

Successful exploit this vulnerability attacker could lead to the APP is hijacking.

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:H/A:N)

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

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

The attacker has access to transmission network.

Vulnerability details:

Some Huawei APP do not support APK signature verification. An attacker could exploit this vulnerability to hijack the APK and upload modified APK. Successful exploit could lead to the APP is hijacking.

The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

This vulnerability was reported to Huawei PSIRT by security researcher Zhang Qing. Huawei would like to thank Zhang Qing for working with us and coordinated vulnerability disclosure to protect our customers.

2017-08-16 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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