Security Advisory - Version Downgrade Vulnerabilities on Smartphones and HiSuite
- SA No:huawei-sa-20190904-01-smartphone
- Initial Release Date: 2019-09-04
- Last Release Date: 2019-09-04
There are version downgrade vulnerabilities on smartphones and HiSuite. The device and HiSuite software do not validate the upgrade package sufficiently, so that the system of smartphone can be downgraded to an older version. (Vulnerability ID: HWPSIRT-2019-06023 and HWPSIRT-2019-06024)
The two vulnerabilities have been assigned two Common Vulnerabilities and Exposures (CVE) IDs: CVE-2019-5226 and CVE-2019-5227.
Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190904-01-smartphone-en
|
Product Name |
Affected Version |
Resolved Product and Version |
|
P30 |
Versions earlier than ELLE-AL00B 9.1.0.193(C00E190R2P1) |
ELLE-AL00B 9.1.0.193(C00E190R2P1) |
|
P30 Pro |
Versions earlier than VOGUE-AL00A 9.1.0.193(C00E190R2P1) |
VOGUE-AL00A 9.1.0.193(C00E190R2P1) |
|
Mate 20 |
Versions earlier than Hima-AL00B 9.1.0.135(C00E133R2P1) |
Hima-AL00B 9.1.0.135(C00E133R2P1) |
|
HiSuite |
Versions earlier than HiSuite 9.1.0.305 |
HiSuite 9.1.0.305 |
The system of smartphone can be downgraded to an older version.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
HWPSIRT-2019-06023 and HWPSIRT-2019-06024:
Base Score: 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Temporal Score: 7.2 (E:F/RL:O/RC:C)
HWPSIRT-2019-06023 and HWPSIRT-2019-06024:
This vulnerability can be exploited only when the following conditions are present:
The attacker tricks the user to install a malicious app.
Vulnerability details:
The device and HiSuite software do not validate the upgrade package sufficiently, so that the system of smartphone can be downgraded to an older version.
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.
2019-09-04 V1.0 INITIAL
None
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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.
