CVE-2018-7987

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-12-04 · updated 2026-06-17
Weakness: CWE-787

Description

There is an out-of-bounds write vulnerability on Huawei P20 smartphones with versions before 8.1.0.171(C00). The software does not handle the response message properly when the user doing certain inquiry operation, an attacker could send crafted message to the device, successful exploit could cause a denial of service condition.

Affected products

P20: before 8.1.0.171\(c00\) — fixed in 8.1.0.171\(c00\)

How to fix

Upgrade to a fixed version: P20 8.1.0.171\(c00\). Check the vendor advisory for mitigations.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20181128-02-smartphone-en
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20181128-02-smartphone-en

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