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CVE-2019-5227

MEDIUM
5.5
CVSS Score
Published: November 29, 2019 at 07:24 PM UTC
Updated: June 17, 2026 at 02:37 AM UTC
8 products affected across 1 vendorP30 FirmwareMate 20 FirmwareP30 Pro Firmware

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Hisuite Firmware· Huawei
95%
v < 9.1.0.305
Affected range stops below 9.1.0.305, so it looks safe — our inference, not a vendor statement
huawei-hisuite (same device)
Mate 20 Firmware· Huawei
95%
v < hima-al00b_9.1.0.135(c00e133r2p1)
Affected range stops below hima-al00b_9.1.0.135(c00e133r2p1), so it looks safe — our inference, not a vendor statement
huawei-mate-20 (same device)
P30 Firmware· Huawei
95%
v < elle-al00b_9.1.0.193(c00e190r2p1)
Affected range stops below elle-al00b_9.1.0.193(c00e190r2p1), so it looks safe — our inference, not a vendor statement
huawei-p30 (same device)
P30 Pro Firmware· Huawei
95%
v < vogue-al00a_9.1.0.193(c00e190r2p1)
Affected range stops below vogue-al00a_9.1.0.193(c00e190r2p1), so it looks safe — our inference, not a vendor statement
huawei-p30-pro (same device)
HiSuite· Huawei
60%
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), Versions earlier than HiSuite 9.1.0.305
Mate 20· Huawei
60%
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), Versions earlier than HiSuite 9.1.0.305
HUAWEI P30· Huawei
60%
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), Versions earlier than HiSuite 9.1.0.305
P30,P30 Pro· Huawei
60%
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), Versions earlier than HiSuite 9.1.0.305

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190904-01-smartphone-en

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-346

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