Some Huawei smartphones have an out-of-bounds read vulnerability. An attacker with a high permission runs some specific commands on the smartphone. Due to insufficient input verification, successful exploit may cause out-of-bounds read of the memory and the system abnormal. (Vulnerability ID: HWPSIRT-2018-11018)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5296.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
Resolved Product and Version
Versions earlier than HMA-AL00C00B175
Successful exploit may cause the system abnormal.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 3.9 (AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H)
Temporal Score: 3.6 (E:F/RL:O/RC:C)
Overall Score: 3.6
This vulnerability can be exploited only when the following conditions are present:
The attacker obtains the affected mobile phone and obtains high permission.
Some Huawei smartphones have an out-of-bounds read vulnerability. An attacker with a high permission runs some specific commands on the smartphone. Due to insufficient input verification, successful exploit may cause out-of-bounds read of the memory and the system abnormal.
1. The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.
This vulnerability was discovered by Huawei internal tester.
2019-02-20 V1.0 INITIAL
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