CVE-2019-5230

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-11-13 · updated 2026-06-17
Weakness: CWE-20

Description

P20 Pro, P20, Mate RS smartphones with versions earlier than Charlotte-AL00A 9.1.0.321(C00E320R1P1T8), versions earlier than Emily-AL00A 9.1.0.321(C00E320R1P1T8), versions earlier than NEO-AL00D NEO-AL00 9.1.0.321(C786E320R1P1T8) have an improper validation vulnerability. The system does not perform a properly validation of certain input models, an attacker could trick the user to install a malicious application then craft a malformed model, successful exploit could allow the attacker to get and tamper certain output data information.

Affected products

Huawei Technologies Co., Ltd. Mate RS: before neo-al00d_neo-al00_9.1.0.321\(c786e320r1p1t8\) — fixed in neo-al00d_neo-al00_9.1.0.321\(c786e320r1p1t8\)
P20: before emily-al00a_9.1.0.321\(c00e320r1p1t8\) — fixed in emily-al00a_9.1.0.321\(c00e320r1p1t8\)
Huawei P20 Pro Firmware: before charlotte-al00a_9.1.0.321\(c00e320r1p1t8\) — fixed in charlotte-al00a_9.1.0.321\(c00e320r1p1t8\)

How to fix

Upgrade to a fixed version: Huawei Technologies Co., Ltd. Mate RS neo-al00d_neo-al00_9.1.0.321\(c786e320r1p1t8\); P20 emily-al00a_9.1.0.321\(c00e320r1p1t8\); Huawei P20 Pro Firmware charlotte-al00a_9.1.0.321\(c00e320r1p1t8\). Check the vendor advisory for mitigations.

References

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