Vulnerability Details : CVE-2019-5227
P30, P30 Pro, Mate 20 smartphones with software of versions earlier than ELLE-AL00B 9.1.0.193(C00E190R2P1), versions earlier than VOGUE-AL00A 9.1.0.193(C00E190R2P1), versions earlier than Hima-AL00B 9.1.0.135(C00E133R2P1) and HiSuite with versions earlier than HiSuite 9.1.0.305 have a version downgrade vulnerability. 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.
Products affected by CVE-2019-5227
- cpe:2.3:o:huawei:mate_20_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:p30_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:p30_pro_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:hisuite_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-5227
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 19 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-5227
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2019-5227
-
The product does not properly verify that the source of data or communication is valid.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-5227
-
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190904-01-smartphone-en
Security Advisory - Version Downgrade Vulnerabilities on Smartphones and HiSuiteVendor Advisory
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