Security Advisory - Logic Error Vulnerability in Several Smartphones
- SA No:huawei-sa-20200318-04-smartphone
- Initial Release Date: 2020-03-18
- Last Release Date: 2020-03-18
There is a logic error vulnerability in several smartphones. The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations. (Vulnerability ID: HWPSIRT-2019-12103)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-1795.
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-20200318-04-smartphone-en
|
Product Name |
Affected Version |
Resolved Product and Version |
|
HUAWEI Mate 20 |
Versions earlier than 10.0.0.188(C00E74R3P8) |
10.0.0.188(C00E74R3P8) |
|
HUAWEI Mate 30 Pro |
Versions earlier than 10.0.0.203(C00E202R7P2) |
10.0.0.203(C00E202R7P2) |
Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 2.1 (AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)
Temporal Score: 2.0 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker gets the smartphone.
Vulnerability details:
The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations.
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 Ding Yicong. Huawei would like to thank Ding Yicong for working with us and coordinated vulnerability disclosure to protect our customers.
2020-03-18 V1.0 INITIAL
None
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