What’s Vulnerable › Vulnerabilities

CVE-2020-1798

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-05-29 · updated 2026-06-17
• Weakness: CWE-287

Description

HUAWEI P30 smartphones with versions earlier than 10.1.0.135(C00E135R2P11) have an improper authentication vulnerability. A logic error occurs when handling NFC work, an attacker should establish a NFC connection to the target phone, and then do a series of operations on the target phone. Successful exploit could allow a guest user do certain operation which is beyond the guest user's privilege.

Affected products

• HUAWEI P30: before 10.1.0.135\(c00e135r2p11\) — fixed in 10.1.0.135\(c00e135r2p11\)

How to fix

Upgrade to a fixed version: HUAWEI P30 10.1.0.135\(c00e135r2p11\). Check the vendor advisory for mitigations.

References

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-02-smartphone-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-02-smartphone-en

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