medium5.5
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(C00E190…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Huawei | P30 Firmware | before elle-al00b_9.1.0.193\(c00e190r2p1\) |
| Huawei | P30 Pro Firmware | before vogue-al00a_9.1.0.193\(c00e190r2p1\) |
| Huawei | Mate 20 Firmware | before hima-al00b_9.1.0.135\(c00e133r2p1\) |
| Huawei | Hisuite Firmware | before 9.1.0.305 |